Nitroparaffin
[机] 硝基烷烃
🗣️ 情景例句
Yes, sir.
是的 ，先生。
The cat and dog may kiss, yet are none the better.
猫犬可相吻，莫逆却难成。
What was the population of the world in 1950?
1950年世界人口是多少？