Precipitin
n. 沉淀素\\n[化] 沉淀素
🗣️ 情景例句
Where's the elevator?
电梯在哪儿？
Shall we start the meeting now?
我们现在开始开会好吗？
Everybody around me was smoking and I felt extremely uncomfortable.
我周围的每个人都在吸烟，我感到非常不自在。