Aithioic acid
[机] 二硫羧酸
🧩 词语组成解析
🗣️ 情景例句
Thank you for your great service.
感谢你周到的服务。
Believe not all that you see nor half what you hear.
眼见的不能全信，耳闻的也不能半信。
I'll keep the things on this shelf for you, said the shopkeeper.
“我先把你的东西放在这个货架上，”售货员说。