Noctec
水合氯醛
🗣️ 情景例句
They can keep a record of all of the important dates
他们可以记录下重要的日子。
What kind of quality control do you have?
你们用什么办法来控制质量呢？
Oh, that's quite early! Where are we going to meet?
噢，那很早！我们打算在哪儿会合？