Prodan
氟硅酸钠
🗣️ 情景例句
You're right. My Family Album, U.S.A. feels right.
说的对。我的 美国写真集 不赖。
I'll leave for London if I finish my work today.
如果我今天完成工作，我就会去伦敦。
Two men took the parcel off the plane and carried it into the Customs House.
有两个人把包裹拿下飞机，进了海关。