Perifocal
[医] 病灶周的
🗣️ 情景例句
Richard, did you go to the Davis Aerobics class today? Richard
你去上Davis有氧运动健身课了吗？
When a dog is drowning everyone offers him drink.
落井下石。
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。