Jacobsen reaction
[化] 雅各布森反应
🧩 词语组成解析
雅各布森（男子名）
🗣️ 情景例句
I'd like to come to the ten o'clock advanced class this morning.
我想今早十点来上你的高级健身班。
This time didn't count. Do it over!
这次不算，重来！
It makes no difference that the forgery may have been a very skilful one:
即使伪造得很巧妙，也不能付款，