Methanedisulfonic acid
[化] 甲二磺酸
🧩 词语组成解析
🗣️ 情景例句
Did any of your previous positions require typing?
你以前的职务中有没有需要打字的？
I remember the girl whose father owns a florist.
我记得那个女孩的父亲有一家珠宝店。
'You certainly did give me a surprise!' said the vicar.
“你确实使我大吃了一惊！”牧师说，