Filament efficiency
[电] 灯丝效率
🧩 词语组成解析
🗣️ 情景例句
They're in my bag.
在我袋子 。
Two quarrel and a third profits by it.
鹬蚌相争，渔翁得利。
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。