Postmental
后颏的
🗣️ 情景例句
The old library building on Chestnut Street,
Chestnut街老图书馆，
Yes, I'm applying to work at the library.
是的，我在申请图书馆管理员的工作。
They also have the disadvantage of being an expensive form of transport.
飞机另一个缺点是昂贵。