Venturi
n. 文氏管, 文丘里管( 一种流体流量测定装置, 亦作venturitube)
🗣️ 情景例句
That can't be!
不可能！
The milkman hopes the cows have plenty of milk every morning.
挤牛奶的人希望每天清晨都能得到大量牛奶。
You will find that people will help you if you are ready to help them.
你会发现，如果你乐于帮助别人，别人也会帮助你。