Lactan
[医] 内酰胺, 酯(音涓)
🗣️ 情景例句
What's your impression of China?
你对中国印象如何？
He that has a tongue in his head may find his way anywhere.
遇事多问，随处可行。
Sometimes we aren't able to get into every building because there are too many steps.
有时我们并不能进每栋楼房，是因为楼梯太多了。