Hexanenitrile
[化] 己腈
🗣️ 情景例句
Is Robbie Stewart there?
Robbie Stewart在吗？
Which American singer do you like to listen to?
你喜欢哪个美国歌星的歌曲？
Tie a heavy weight at the end of a long piece of string.
把一个重物拴在一根长绳子的一端，