Chaddock burner
[化] 恰多克炉
🧩 词语组成解析
[人名] [英格兰人姓氏] 查多克 Chadwick的变体
🗣️ 情景例句
Yes, I remember. You were a great help.
是的， 我记得。你帮了个大忙。
The electrician wears rubber shoes on the job.
电工在工作中穿着绝缘鞋。
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。