Dicyanodiamide
[化] 双氰胺; 氰基胍
🗣️ 情景例句
You're much thinner since the last time I saw you.
你比我上次见你的时候瘦多了。
You always look so nice in the clothes you make.
你手工缝制的衣服非常合你的身哪。
Some of the things were hundreds of years old.
展出的一些东西已有数百年的历史了。