Word · Frequency #10017
flex
弯曲动作；绷紧肌肉的动作
核心释义
An act of flexing a muscle or limb.
- 1.
灵活性,柔韧性。
Flexibility, pliancy.
- 2.
弯曲的动作。
An act of flexing.
- 3.
柔性绝缘电线。
A flexible insulated electrical cord.
- 4.
柔性管道,通常为金属线圈外覆柔性塑料以形成管状。
Flexible ductwork, typically flexible plastic over a metal wire coil to shape a tube.
- 5.
拐点。
A point of inflection.
柔韧性；弹性；软线；花线；柔性风管；软风管；拐点；灵活性,柔韧性。
用法In use
The plumber adjusted the flex in the hose to prevent kinking.
用法提示：flex作为名词，指管子或软管中的弯曲部分。
His bicep flex was the highlight of the bodybuilding competition.
用法提示：flex作为名词，指肌肉屈曲的动作。
The engineer calculated the maximum flex of the beam under load.
用法提示：flex作为名词，指梁的弯曲或挠度。
a flex of [body part]
He showed a flex of his biceps.
他展示了二头肌的屈曲。
do a flex
常用于展示肌肉的场合。
She did a flex to demonstrate her strength.
相关词与表达Connections
搭配Collocations
- muscle flex
- 肌肉屈曲
- The trainer demonstrated a controlled muscle flex.教练展示了一个受控的肌肉屈曲。
- bicep flex
- 肱二头肌屈曲
- He held a bicep flex for the photo.他在拍照时保持肱二头肌屈曲。
- arm flex
- 手臂屈曲
- Arm flexes are common in weightlifting routines.手臂屈曲在举重训练中很常见。
- leg flex
- 腿部屈曲
- The physical therapist recommended leg flexes daily.物理治疗师建议每天做腿部屈曲。
- knee flex
- 膝盖屈曲
学习提示Learner notes
记忆技巧Memory Tip
想象你在弯曲一根电线（flex），就是屈曲的动作。
语境与语域Context & Register
语域：neutral 常见场景：一般动作、运动 通常用于描述肌肉或物体的弯曲动作，语域中性。
语法说明Grammar Note
作名词时意为‘弯曲的动作’，可数。
发音与拼写Pronunciation & Spelling
These words all rhyme with 'flex' (/flɛks/) as they share the /ɛks/ ending sound. Be careful not to confuse with similar-looking words like 'flax' (/flæks/) which sounds different.
用法优先级Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
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Dictionary facts from ECDICT, WIKTIONARY, WORDNET.