Qar
[医][=quality assurance reagent]质量保证试剂
🗣️ 情景例句
I invited her to come by for dessert.
我邀请她来吃甜点。
Do you know the exact date?
你知道确切日期吗？
What do I have to do if I want to be thinner?
如果我想瘦一点的话，我得怎么做呢？”