Acid sulflte
[机] 酸式亚硫酸盐
🧩 词语组成解析
🗣️ 情景例句
I think you are getting off the subject. Could we get back to the main point, please?
我觉得你跑题了。 我们能不能回到主题上来？
I'm always confused with s and th.
我常把s和th搞混。
'It's a waste of time.
“这是浪费时间。