Methanedicarbonic acid
[建] 丙二酸
🧩 词语组成解析
🗣️ 情景例句
May I speak to Miss Chen?
可以跟陈小姐讲话吗？
He left his home to look for employment.
他离家去找工作。
Jiang Honglin was catching up fast, too, but not fast enough.
江红林也在奋力追赶，但他跑得不够快。