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
I got a college education by joining the military
我参军而上的大学。
If you have any questions on the details， feel free to ask.
如果对某些细节有意见的话，请提出来。
How it came about that snakes manufactured poison is a mystery.
蛇是怎样产生毒液的，这是一个谜。