Terc
abbr. Technical Education Research Center 技术教育研究中心
🗣️ 情景例句
They'll just make him sad.
那些只会让他悲伤。
Don't know how to play the game.
不上道。
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。