Epts
[医][=existed prior to service]服役前存在的（疾病）
🗣️ 情景例句
Shells she sells on the seashore are seashells I am sure.
我敢肯定她在海边卖的贝壳是海贝。
Do you live across from the bus station?
你在公共汽车站对面居住吗？
How often do you write?
你们隔多久写信？