Dichloro acetaldehyde
[化] 二氯乙醛
🧩 词语组成解析
[化] 乙醛\\n[医] 乙醛, 醋醛
🗣️ 情景例句
He knows all there is to know,
他无所不知，
When an opportunity is neglected, it never comes back to you.
机不可失，时不再来。
No, not exactly. But later, peole developed a way of printing, using rocks.
不完全是这样。但后来，人们利用石头，研制了一种印刷方法。