Spirocyclane
螺环烷(专指：螺戊烷)
🗣️ 情景例句
Maybe we can experiment with your patients
也许我们可以在你的病人中试试
Do not swap horses when crossing a stream.
处在危难中，不宜大更动。
I still think we should buy the IBM PC586.
我仍然认为我们应该买IBM586的。