"ratchets" in Chinese (Simplified)
棘轮
Definition
“棘轮”是只允许单向运动、阻止相反方向运动的机械装置，常用于紧固或固定物品。这里是“棘轮”的复数形式。
Usage Notes (Chinese (Simplified))
‘Ratchets’是“ratchet”的复数，常见于描述多种工具或机械部件。“strap ratchets”（绑带棘轮）等搭配常见。不要与英文俚语“ratchet”混淆，两者无关。
Examples
He used two ratchets to tighten the cargo straps.
他用两个**棘轮**来收紧货物绑带。
The toolbox contains several ratchets for different socket sizes.
工具箱里有几个不同尺寸的**棘轮**。
The bike’s gears use small ratchets to shift smoothly.
自行车的变速器用小**棘轮**实现顺畅换档。
These old ratchets make a clicking sound when you use them.
这些旧的**棘轮**用起来会发出咔哒声。
If the ratchets are worn out, the straps might loosen on the road.
如果**棘轮**磨损，绑带在路上可能会变松。
We need a couple more ratchets to finish setting everything up.
我们还需要几只**棘轮**才能把一切都装好。