Pentanitrol
四硝基季戊四醇
🗣️ 情景例句
because she's had to go to Chicago on a business trip and can't leave till tonight.
因为她得到芝加哥出差，而且要到今晚才能脱身。
I'm flying home on Sunday afternoon.
我星期四下午乘飞机回家。
You have my word!
我保证！