Qs
abbr. 质量标准（Quality Standard）；质量规范（Quality Specification）
🗣️ 情景例句
Don't drink the tap water.
别喝自来水。
Please don't make a smell in the house with your cigar.
请不要在屋子里散布雪茄的气味吧。
The assistant who served her did not like the way she was dressed.
接待她的售货员不喜欢她的那副打扮，