A ball bearing
滚珠轴承
🧩 词语组成解析
ball
[bɔl]
n. 球;棒球（投手投出的）坏球;拇指球;舞会;
vt. 做成球状，使成团块;（指男性）和（女性）交媾（美式英语）;
vi. 呈球形，成团块;[美国俚语、口语]狂欢作乐，消遣;尽情作乐，尽情地玩;
🗣️ 情景例句
It is not as difficult as it looks.
这并不像看起来那丢难。
Though a lie be well dressd, it is ever overcome.
谎言即使打扮得不错，到头来总会被揭穿。
There was too much work for our computer to cope with.
我们的计算机要做的工作太多，简直应接不暇。