Cd50
[医] 半数治愈量
🗣️ 情景例句
Well, I'd better be on my way.
好啦，我该走了呢。
The doctor said it's just a slight infection, There's nothing to worry about.
医生说只是轻微的感染，不需要担心。
Mr. Green doesn't climb down the chimney. He waits until the children are asleep.
格林先生不从烟囱上爬下来，他等候孩子们都睡熟。