Taper roller
[机] 锥形滚子, 推拔滚子
🧩 词语组成解析
taper
['tepɚ]
vt.& vi. 逐渐变细，变尖;逐渐减弱;
n. 细蜡烛;灯芯;锥形物;
🗣️ 情景例句
Didn't you feel terrible?
没有感到可怕吗？
Let's ask Mr. Jiang to answer that.
那件事我让蒋先生来答复。
It has to be tall because it is like a giant block and tackle,
井架必须很高，因为它像一个巨型滑轮组。