Gls
abbr. 气-液-固体色谱法（Gas-Liquid-Solid Chromatograph）
🗣️ 情景例句
I have just begun to learn and my serve isn't very good.
我刚刚开始学习，发球不太好。
Sometimes Henry peeps into his sister's diary.
亨利有时候会偷看他姐姐的日记。
First, I tell the actors where to stand and where to move.
首先，我要告诉演员在剧中站立和移动的位置。