Piroglycerina
硝化甘油
🗣️ 情景例句
If my GPA isn't high enough I can't play any sports.
如果我的平均学分不够高，我就不能再参加体育活动了。
First of all, I want to thank my parents for bringing me into this world.
首先，我想感谢我的父母把我带到这个世界。
Are you sure?
你肯定吗？