Gpm
abbr. 每分钟加仑数（gallons per minute）
🗣️ 情景例句
I can only stay a few minutes.
我只能停留几分钟。
Do you want to airmail it or not?
你想发航空信吗？
There was a good talk about the increase in the world's population.
有个关于世界人口增长的谈话，很不错。