Dichlorosilane
二氯甲硅烷
🗣️ 情景例句
Stocks, shares and bonds are good alternatives for personal investment.
储蓄、股票和债券是个人投资很好的选择。
Won''t you iron this shirt for me?
可以帮我烫这件衬衫吗？
When might you go?
什么时候想去呢？