Cyclomycin
(=tetracycline)四环素
🗣️ 情景例句
I would like a single room.
我想要一个单人间。
Guess how old I am.
猜测我有多大。
In return for this, the beggar stood on his head and sang songs.
作为回报，那乞丐头顶地倒立起来，嘴里还唱着歌。