Pentanitrol
四硝基季戊四醇
🗣️ 情景例句
No parking.
禁止停车。
Omph!
唔！
What a pity! I'm afraid that if you've lost it , you must pay for it, said Miss Yang.
“真可惜！如果你真的弄丢了，恐怕你得付钱赔偿，”杨小姐说。