Helite (edna)
[化] N,N'-二硝基乙二胺; 乙二硝胺; 海来特
🗣️ 情景例句
Is this all Grandpa's stuff?
这里面都是爷爷的东西吗？
Who is going to win?
谁会赢？
After chipping through a wall which was eighteen inches thick, they found that a man had been trapped in the chimney.
他们凿透了18英寸厚的墙壁，发现有个人卡在烟囱里。