Ball bearing
[化] 滚珠轴承; 球轴承
🧩 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
Oh, well, that would be very nice.
噢， 好吧， 那倒很好。
It's already in production, so you can expect it in stores before the end of the month.
产品已投产了，所以月底前你可以获得。
There isn't any trouble. I'm just waiting for my change.
没事儿。我只是等着找钱。