Qcs
abbr. 质量控制系统（Quality Control System）
🗣️ 情景例句
I had a nice evening.
让我过了一个愉快的夜晚。
Open your book,please.
请把书打开。
The film itself wasn't good but I liked the music.
电影本身不怎么样，但音乐还不错。