flex 核心詞議：
v. 彎曲；伸縮；屈曲
n. 花線；彎曲；彈性
flex 基本解釋
v. 彎曲（關(guān)節(jié)）；收縮（肌肉）；顯示力量
n. 彎曲；[電]花線
速記方法
速記技巧
詞源詞根法
來自flexible的回構(gòu)詞。來源于拉丁語動(dòng)詞flectere(彎曲)的過去分詞flex.us=與詞根-flex-(彎曲)同源
flex相關(guān)的詞根或詞綴是:
flectflex
知識(shí)擴(kuò)展
詞組短語
flex fatigue撓曲疲勞；
flex 記憶方法
flex相關(guān)的詞根或詞綴是:
flectflex
中文詞源：
flex 屈伸
來自flexible的回構(gòu)詞。
flex
精選例句
1、 Flex time an arrangement where employees can choose which hours they work,subject to company approval.
彈性工作時(shí)間在公司同意的情況下，員工可以自由安排工作時(shí)間的工作制。
常見考點(diǎn)例句：
- As you slowly return to the starting position , turn your palms toward the ceiling , flex your arms and curl the dumbbells in toward your shoulders .
- 當(dāng)慢慢回到原位置時(shí)，手掌朝上，彎曲手臂，朝肩部方向運(yùn)動(dòng)啞鈴。
- Scientists have long speculated that ocean waves could cause an ice shelf to flex and break , but this is the first time researchers have observed a tsunami having this effect .
- 長(zhǎng)期以來，科學(xué)家們推測(cè)海浪是可以引起冰架的收縮和瓦解的，但這是研究者們第一次觀測(cè)到海嘯擁有著這樣的效果。
- When a knife cuts your skin , it leaves a relatively clean cut compared to paper , which will flex a little and do more microscopic damage to the skin .
- 當(dāng)皮膚被小刀劃破時(shí)，傷口相對(duì)平整光滑；被紙片割傷就不同了，此時(shí)的傷口呈略微彎曲狀，對(duì)皮膚的微創(chuàng)也會(huì)更多一些。
- During yawning , the walls of the maxillary sinuses ( located in the cheeks on each side of the nose ) flex like bellows and help with brain cooling , according to the researchers .
- 這兩位研究人員表示，在打哈欠時(shí)，上頜竇的壁部（位于鼻子兩邊的臉頰上）像風(fēng)箱一樣彎曲，幫助大腦降溫。
- The severing at these points causes nerve damage that makes the wrist flex and the fingers curl up in the manner of a waiter taking a backhanded tip .
- 這些在這幾個(gè)點(diǎn)上的切割造成神經(jīng)損傷以至于是手腕彎曲手指卷起就像是服務(wù)員拿背后的小費(fèi)這個(gè)動(dòng)作。