Naphthenone
环烷酮
🗣️ 情景例句
Yes, a double room, please. What?
对， 双人房间 麻烦你。什么？
Officer, give me a break.
警官，请恕我打扰一下。
However, boxing was very crude, for these were no rules and a prizefighter could be seriously injured or even killed during a match.
不过，拳击是十分野蛮的，因为当时没有任何比赛规则，职业拳击手有可能在比赛中受重伤，甚至丧命。