来自flexible的回构词。

1. I was required to hold out my arms and flex my pectorals.

我被要求伸展手臂，收紧胸肌。

2. Take a comfortably wide stance and flex your knees a little.

双腿适度分开站立，双膝稍稍弯曲。

3. Side cutters are useful for cutting electrical flex to length.

切边钳适用于剪切电线.

4. Flex is also the GNU - counterpart to another program - in this case " Lex "

Flex也 是另一个程序的GNU对等物 - 在这里〔这个程序〕则是 “ Lex ”

5. A new type of furnaca - FLEX melter , made by Sorg Co.

开发FLEX窑炉的基本目的是为了能够建造一种替代坩埚炉的窑炉.