Ball-bearing
滚珠轴承
📖 牛津释义
ball-bearing
n
(a) type of bearing(5) in which small steel balls are used to reduce friction 滚珠轴承.
(b) (usu pl 通常作复数) any of these balls （滚珠轴承的）滚珠.
🧩 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
Bye.
再见。
The beginnings of all things are small.
万事开头小。
She then began to make up her face.
然后她开始打扮起来。