Piperazinedione
[化] 哌嗪二酮
🗣️ 情景例句
You seem to have some reservations.
看起来你还有些犹豫。
Please give me your frank opinion.
请给我你坦率的意见。
Needless to say, the man's name was Hans Bussman and he really was Franz's long-lost brother.
不出巴斯曼夫人所料，那人的名字真是汉斯。巴斯曼，他确实是弗朗兹失散多年的兄弟。