Retrosynthesis
[化] 逆合成
🗣️ 情景例句
What are you, blind?
你难道瞎了吗？
Whom will you vote for?
你将投票给谁？
he said. But I don't have many friends, and I don't enjoy myself very much. I don't know why!
他说，“但是我没有很多朋友，我过得不很愉快。我不懂为什么！”