Mels
[医][=mean life span]平均寿命
🗣️ 情景例句
There was a girl on the ferry.
在渡船上有一个女孩。
We also hope to expand our business with you.
我们也希望与贵公司扩大贸易往来。
It is beside a park.
它位于公园的旁边。