Mesoplasm
中胚层质
🗣️ 情景例句
I had a busy day. I'm done.
我今天很忙，现在精疲力尽。
I always used to leave for work at 8:30.
我过去总是在8:30离开去工作。
They will be coming by train and most of the young people in the town will be meeting them at the station.
他们将乘火车来，镇上的大部分青年人将到车站迎接他们。