Hydantoin
n. [化]乙内酰脲
🗣️ 情景例句
Does he know you're here?
他知道你在这 吗？
He that lies down (sleeps) with dogs must rise up with fleas.
与恶人交终会变恶；近朱者赤，近墨者黑。
After putting it on, Mrs.Richards went downstairs.
理查兹夫人穿上化装服后下了楼，