Weak acid
[化] 弱酸
🧩 词语组成解析
weak
[wik]
adj. 柔弱的，虚弱的;无力的，软弱的;不中用的，愚钝的;淡薄的;
🗣️ 情景例句
What's your regular practice concerning terms of payment?
你们常用什么付款方式？
This is the last time I'll ever ask you to do anything for me.
这是我最后一次要求你为我做事情。
Just a minute. She's taken the bag that usually sits on top of the cupboard.
等等。她带走了通常放在壁橱顶上的包。