Backeless
a. 背部, 背脊, 后面, 后部, 反面, 背面, 椅背
🗣️ 情景例句
I must take issue with your over what you said at the meeting.
我要和你好好谈谈你在会上说的那些话。（take issue with someone: 对某人的观点提出异议。）
Care killed the cat.
忧虑伤身。
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。