Tensioner
n. 拉紧器, 张紧装置；皮带张力器
🗣️ 情景例句
It's a perfect day for a walk.
这可是一个散步的好天气。
Rats leave (or desert or forsake) a sinking ship.
船沈鼠先窜。
lawyers and defendants, marriages and births----
律师和被告、婚姻和生育，