Otec
n. 海洋热能转换系统
🗣️ 情景例句
He didn't want to borrow any money.
他不想借钱。
The tongue of idle persons is never idle.
懒汉的舌头并不闲。
We also hope to expand our business with you.
我们也希望与贵公司扩大贸易往来。