Qcs
abbr. 质量控制系统（Quality Control System）
🗣️ 情景例句
I would like to open a checking account.
我想开一个支票户头。
Can I take you out to dinner? It'll be my treat.
我带你出去吃饭好吗？这次我请客。
Yes, he should return soon.
请，他应该很快就会回来。