Mariograph
水位记录仪
🗣️ 情景例句
You cannot believe how sorry I am.
你不知道我感到多么抱歉。
Don't be scared of him.
不要怕他。
The children were leaving school on Tuesday when they saw a truck.
星期二，孩子们正放学回家，这时，他们看见一辆卡车。