# The Libero and Defensive Specialist · 排球, 等级7：高级进阶

排球 · 等级7：高级进阶 · Insporta Book (https://book.insporta.app/zh/volleyball/level-7/the-libero-and-defensive-specialist/)

The Libero and Defensive Specialist: 100条事实, 10项测试.

The defensive specialist, how she differs from the libero, the serving specialist, replacing an outside hitter, the libero and DS pair, attack coverage, late-set defensive substitutions, the path from DS to libero, back-row calls and training back-row specialists.

## 测试 1: The defensive specialist

- She plays only in the back row, where height matters less. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A DS enters through a regular substitution. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Her job is to strengthen the back row. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- She replaces a front-row specialist in the back row. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A DS and a libero together strengthen the back row. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The starter usually comes back for the front row. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Each DS swap counts toward the substitution limit. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Rotation, entry, defence and exit. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The libero defends most; middles defend least. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Coming on for a back-row turn to dig is the DS's job. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)

## 测试 2: Libero or DS

- A team may designate up to two liberos. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Only the libero wears a contrasting shirt. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Libero replacements do not count as substitutions; a DS swap does. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The libero replaces back-row players freely. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A DS adds a serve as well as defence. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- That limit applies to every player in the back row. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Pairing them makes the back row much stronger. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The shirt is obvious; the score sheet details are not. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Libero replacements are free; a starter who re-entered cannot again. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The libero, in the different shirt, may not serve. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)

## 测试 3: The serving DS

- She serves, then stays on to dig in the back row. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A reliable serve makes her entry worthwhile. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- After serving she joins the back-row defence. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- She often stays for the back-row rotations of her spot. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- At the end of a set she adds pressure from the line and digs behind it. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Front-row specialists with weak serves are common choices. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Libero and DS form a strong back row together. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Enter, serve, defend and exit. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A steady float is the specialist's usual serve. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The libero may not serve. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)

## 测试 4: A DS for an outside hitter

- The swap repeats each time the outside rotates to the back row. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The DS rarely hits the pipe or a back-row attack. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The hitter returns to attack at the net. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A pipe from the outside can be worth more than a little better defence. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The two specialists take a bigger share of the serves. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Servers look for the next weakest passer. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Numbers and the match situation guide the choice. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Notice, wait, substitute and return. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Two specialists usually give the strongest receive. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A DS replaces a weaker passer in the back row. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)

## 测试 5: The libero and DS pair

- Equal skill means no weak spot between them. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Agreed areas and seams prevent hesitation. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Servers look for weaker passers elsewhere. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- With fewer passes, the hitters can prepare their attack. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Practice builds trust about who takes which ball. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Many teams place them in zones 5 and 6. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Hitters aim away from the best diggers. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Agree, read, call and pass. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Specialists make the back row stronger. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The specialists are the most reliable passers. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)

## 测试 6: Specialists in coverage

- Blocked balls come back low and fast, like digs. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Crouching near the hitter catches blocked balls. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The ball comes back off the blockers' hands. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A covered ball can be set and hit again. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A low stance reaches balls dropping near the floor. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The setter takes the second touch when she can. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Saved balls turn lost rallies into new chances. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Move, crouch, watch and dig. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The inner ring is closest. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Crouching behind the hitter is attack coverage. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)

## 测试 7: Late-set defensive subs

- A spare substitution allows a DS to come on when it matters. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Late in a set, few substitutions may remain. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- There is no time to settle in late in a set. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Players who rarely defend are the usual choices. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A cold player can struggle at first. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Planned moves are easier to make in tense moments. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Hitters avoid the strongest diggers. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Check, warm up, send on and swap back. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The closer to the end of a tight match, the more a dig is worth. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Late in a short deciding set, each dig is precious. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)

## 测试 8: From DS to libero

- A DS role keeps smaller young players on court and learning. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Reliable passing is what coaches need under pressure. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Passing skills plus height make a complete outside. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Every position benefits from good passing. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Strong practice players raise the whole team's level. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The libero role demands steady passing and game sense. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A DS can serve; a libero cannot. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Youth DS, reliable passer, back-up, starter. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Young back-row players often start as DS. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Small, strong defenders often grow into liberos. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)

## 测试 9: Back-row calls

- A rule agreed in advance settles seam balls. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- The plan, not the moment, picks the passer. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A short call sends passers forward. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Early calls clear space for the player taking it. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- From the back they can see the hitter's approach. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Short agreed words are quick to say and hear. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Fixing the rule quickly prevents the next collision. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Read, call, cover and pass. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Serve first, then attack, then the block touch. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A clear call decides who takes a seam ball. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)

## 测试 10: Training back-row specialists

- Video from behind shows where each one stood and moved. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Real attacks teach them to read and move early. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Seam balls teach them who takes what. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Coverage keeps rallies alive after a block. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- A share of playable digs shows the drill's success. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- When the setter digs, a specialist may set. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Scoring makes players defend as in a match. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Each stage adds real attacks. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Hit, read, call and cover. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)
- Defending together builds their areas and calls. (来源: FIVB Coaches Manual (Levels I-II), general coaching references)

来源: FIVB Coaches Manual (Levels I-II) and general coaching references; original questions authored, nothing reproduced. Numbered FIVB rules belong to the Rules category.

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