Dinitrofluorobene
二硝基氟苯
🗣️ 情景例句
A large number of American radio stations operate in the red.
许多美国电台亏损经营。
You can reach me at 6609
你打电话6609823就能找到我。
At the international level, sport is frankly mimic warfare.
在国际比赛中，体育简直是一场模拟战争。