M-concentration m
[医] 浓度(在液体培养基内微生物的最大密度)
🧩 词语组成解析
🗣️ 情景例句
I had a busy day. I'm done.
我今天很忙，现在精疲力尽。
To hit the ball
击球
One man stayed at the wheel while two others with black stocking over their faces jumped out and smashed the window of the shop with iron bars.
一人留在驾驶座上，另外两个用黑色长筒丝袜蒙面的人跳下车来。他们用铁棒把商店橱窗的玻璃砸碎。