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
Just relax and enjoy it.
放轻一点 好好地享受它。
It's urgent to improve the packing.
必须马上改进包装。
I beg your pardon?Who's climbing the tree?
你说什么？谁在爬树？