Nitramide
[化] 硝酰胺
??? 情景例句
Why not?
為什么不想？
The distinction of our product is its light weight.
我們產品的特點就是它很輕。
Tomorrow is christmas Eve, and my father and I went to choose a Christmas tree today.
明天是圣誕節(jié)前夜，今天我和父親去選圣誕樹。