Bisilicate
二硅酸盐, 偏硅酸盐
🗣️ 情景例句
Thanks for your help.
谢谢你的帮助。
How many cups are you going to order?
你要订几杯？
We had to queue for hours to get in and there must have been several hundred people present just before the show began.
我们不得不排了好几个小时才进得场去。在演出开始前场内肯定已有好几百人了。