Tetrasilicate
四硅酸盐
🗣️ 情景例句
I say forget about the whole plan.
要我说，还是把整个计划忘掉吧。
The Senator acceded to his defeat before the end of the election.
那位参议员在选举结束以前就承认落选了。
How long has Kate been at her school?
凯特进校学习有多长时间了？