1、He has cerebral palsy and has already had seven operations to unbend his arms and legs.
他得了腦癱，并接受了7次手術(shù)以矯正四肢。

2、It does us all good to unbend sometimes.
有時放松一下對我們大家都有好處。

3、To unbend the arm other muscles in the back of the arm have to shorten.
要伸直手臂，背面的肌肉就得收縮。

4、Finally, while straightening his legs, he'll unbend at the waist and be off.
最后，當腿伸直了，他伸直腰部就站起來了。

unbend翻譯

vt. 把...弄直, 使...伸直, 放松, 使松弛, 解開vi. 變直, 松弛 詳情