Qs
abbr. 质量标准（Quality Standard）；质量规范（Quality Specification）
🗣️ 情景例句
African athletes are good at track and field events.
非洲选手擅长田径项目。
Constant dropping wears away a stone.
滴水穿石。
Yes, I've got the information for all the computers now.
是的，现在我已弄到了所有有关电脑的情况。