拉伸

lā shēn shì huǎn màn lián xù de yùn dòng

拉伸是缓慢、连续的运动。

The stretching involves slow and continual movement.

qiān wàn bù yào guò dù lā shēn shuāng tuǐ

千万不要过度拉伸双腿。

Never force your legs to overstretch.

lā shēn cè shì

拉伸测试

tension test

lā shēn biàn xíng

拉伸变形

tensile deformation

dān xiàng lā shēn

单向拉伸

uniaxial tension