Annular gear
[机] 内齿轮
🧩 词语组成解析
annular
[['ænjulə]]
a. 环形的\\n[医] 环状的
gear
[ɡɪr]
n. 齿轮;排挡;传动装置;衣服 ;
vi. 接上;调和;
vt. 使适应;装上齿轮;用齿轮连接;
🗣️ 情景例句
What's up?
什么事？
My sister was born in nineteen thirty-eight.
我的妹妹是一九三八年出生的。
We often speak of tramps with contempt and put them in the same class as beggars, but how many of us can honestly say that we have not felt a little envious of their simple way of life and their freedom from care?
但是，我们中有多少人能够坦率地说我们对流浪汉的简朴生活与无忧无虑的境况不感到有些羡慕呢？