Polyethyltriethoxysilane
[化] 聚乙基三乙氧基硅烷
🗣️ 情景例句
You messed up.
你办砸了。
Have you got that?
你明白我的意思吗？
How Harry managed to keep a straight face during these performances is quite beyond me.
我实在想像不出哈里在这些表演中是怎样装出一本正经的样子的。