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
Second, we have to make an effort to encourage American companies to do business in our country.
第二，我们必须鼓励美国公司在我国开展业务。
I never would have thought of it if you hadn't mentioned it.
如果你没提及，我将不会想到它。
thereby proving that the burglars had either used skeleton keys or entered over the balcony.
由此可以证明，窍贼或者是用万能钥匙，或者是翻越阳台进来的。