Potamometer
n. 水力计
🗣️ 情景例句
Have a nice evening.
祝你们今晚愉快。
He has been to America.
他去过美国。[曾经有过的经验]
'Your sister will be here in less than an hour and we must be at the station to meet her.
“再有不到一个小时你姐姐就要到这儿了，我们得去车站接她。