Old thing
老朋友,老伙计,老兄
🧩 词语组成解析
old
[old]
adj. 老的;古老的;以前的;（用于指称被替代的东西）原来的;
n. 古时;
thing
[θiŋ]
n. 事件，形势;东西，事物;家伙;事业;
🗣️ 情景例句
How'd you guess?
怎么晓得？
Sorry. Were you trying to sleep?
对不起。你想睡觉吗？
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。