Biformyl
[化] 乙二醛
🗣️ 情景例句
Every cloud has a silver lining.
再黑暗的地方也有一线光明。
Books,like friends,should be few and well chosen.
书籍如朋友，宜少宜精选。
The modern city consists of monstrous edifices,
今日现代化的城市由大得吓人的高楼