Spirocyclane
螺环烷(专指：螺戊烷)
🗣️ 情景例句
Why don't you talk to him about it tomorrow?
何不明天再跟他谈？
Repentance is good, but innocence is better.
悔罪虽好，无罪更佳。
Train compartments soon get cramped and stuffy.
车厢很快就变得拥挤、闷热，