several screws need tightening.是什麽意思

幾個螺釘需要擰緊。

雙語例句

1

These tent ropes are too slack& they need tightening.

這些帳篷繩子太松了&它們需要弄緊。

2

Combinations need tightening. they're all over.

組合拳還需要加緊壹點就好了。