Gephyrane
十二氢吡咯并喹啉
🗣️ 情景例句
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
Joe was really a rat.
乔是个十足的大骗子。
why have we had no visitors from outer space yet?
那么我们为什么还未见到外层空间来访的客人呢？