Upm
abbr. uninterruptible power module 非断动力模块; units per mile 单位每英里
🗣️ 情景例句
Forgive me, I didn't mean to offend you.
请原谅， 我不是有意惹你生气。
We kept on discussing the problem for four hours.
我们持续讨论那个问题达四小时。
Spring is the best season of the year.
春天是一年里最好的季节。