Hitec
硝酸钾、硝酸钠、亚硝酸混合物
🗣️ 情景例句
To get ahead you'll have to work long hours and take short vacations.
要想出人头地，你必须多工作少休假。
My education has been influential in forming my character.
我接受的教育影响了我人格的形成。
Walking up and down the stairs would beat any exercise machine.
上下楼梯可比什么健身器都要好。