Steining
井内砌圈, 砖石支护
🗣️ 情景例句
I'm really sorry to hear about that.
听到这个消息真让我感到难过。
I'm afraid you will miss your bus.
我怕你会错过公共汽车。
Look!There's an ice cream man.
瞧！有个卖冰淇淋的。