Backgear ratio
[机] 后列齿轮的齿数比
🧩 词语组成解析
[机] 后列齿轮
ratio
['reiʃiəu]
n. 比，比率;比例;系数;
vt. 求出比值，除，使…成比例;将（相片）按比例放大[缩小];
🗣️ 情景例句
Freezing, isn't it?
好冷啊！
I don't think you'll have any difficulty in pushing sales.
我认为你推销时不会有任何困难。
Yes, it is, she said. And who are you, anyway?
不，是我的名字啊，她说，而你到底是谁呀？"