Methanedicarbonic acid
[建] 丙二酸
🧩 词语组成解析
🗣️ 情景例句
Really?
真的？
You can't make bricks without straw.
没有稻草，制砖难搞。
They put small presents in each other's stockings.
他们把小礼物装进对方的长统袜里。