Dinitrocarbanilide
[化] 对称二硝苯脲
🗣️ 情景例句
Bye.
再见。
Is meat packing a big industry in your country?
肉制品包装在你的国家是大产业吗？
but I lacked for nothing, for he was both father and mother to me.
但我却什么都不缺，他既当父亲又当母亲。