Etn
abbr. equipment table nomenclature 设备工作台术语
🗣️ 情景例句
I know, Grandpa.
我知道 ，爷爷。
I do feel mad about making that stupid mistake.
我犯了那个愚蠢的错误确实懊恼不已。
Yes, it is.It's very urgent.I feel awful. I have a terrible toothache.
是的，很急。我难受极了，牙痛得要命。