Neosilicate
岛状硅酸盐
🗣️ 情景例句
Anybody home?
有人在家吗？
I wonder what happened to him.
我不知道他出什么事了。
As complaints must be made in writing, the Ombudsman receives an average of 1,200 letters a year.
由于意见均需用书面形式提出，司法特派员每年平均收到1，200封信。