ratchet是什么意思音标:英 ['rætʃɪt]美 [ˈrætʃɪt]

n. 棘轮, 棘爪
[机] 棘轮, 棘齿轮

n. mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction
v. move by degrees in one direction only

ratchet的用法和例句：

1.ratchets on the cuffs have been shaved down.

已经把手铐上的棘齿松动了

2.Look at you with your ratchet spanner.

棘轮扳手用的挺像那么回事啊

3.And that means no wrenches, no ratchets.

那意味着 不能有扳手 不能有棘轮

4.No, I can't reach the ratchet binder on the side.

不行 我够不到边上的棘轮夹

5.I mean, you know how your ratchet friends are.

你知道你这些高贵如鸡的朋友是什么样的

6.Scott didn't know what a ratchet was, so it threw me off a pttle bit.

斯考特不认识棘齿钳 这令我有些担心

7.Okay, give me a quantum ratchet with a reverse flange.

好 给我一个有反向法兰盘的 量子棘轮

8.Yes, but I can't seem to get the ratchet wheel to work.

是的 但我没法让棘轮转动

9.It was, erm...it wasn't a normal sort of gear shift. It was a ratchet.

嗯...那车上没有一般的换挡排杆 是棘轮式的

10.So you'd have to press a button and then you had to pump the clutch then you had to ratchet it up to first, and it was so comppcated.

你得先按车里的一个按钮 再踩离合 然后把棘轮拨到一档 超复杂的