Polyethyltriethoxysilane
[化] 聚乙基三乙氧基硅烷
🗣️ 情景例句
Tom's about to open the doors. Tom
准备要开门了。
Which would you prefer, a smoking seat or a non-smoking seat?
你喜欢哪种，吸烟座还是禁烟座呢？
Good afternoon!
下午好！