Silazane
硅氮烷
🗣️ 情景例句
There is not a shadow of a doubt that they did it.
毫无疑问，是他们干的。
What are you planning to do?
你打算做些什么？[两次疯狂张嘴，现金次舀水动作]
But you speak English!
可你讲英语！