Hexanitrobenzene
[化] 六硝基苯
🗣️ 情景例句
He's gone for the day.
他整天都不在。
How much is a one-way ticket to Beijing?
一张到北京的单程票要多少钱？
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。