Nitroparaffin
[机] 硝基烷烃
🗣️ 情景例句
Yeah. I really did do a good job, didn't I?
是的 ，我确实拍得不错， 对不对？
Don't stand in my way.
不要妨碍我。
The eraser goes from one student to another first one way, then another.
橡皮擦从一个学生传给另一个学生－先从这个方向传过去，然后返回来。