Cyacetacide
[化] 氰乙酰肼
🗣️ 情景例句
You have a good command of English.
你的英语水平很好。
Please sum up what you said just now.
请把你刚才说的总结一下。
Dressed in dark glasses and old clothes, they had taken special precautions so that no one should recognize them.
他们戴着墨镜，穿着旧衣裳，特别小心以防别人认出他们。