Ethynylation
炔化, 乙炔化作用
🗣️ 情景例句
Sure, anything you say.
当然，你说什么就是什么。
The moment John saw Mary, he fell head over heels in love with her.
约翰对玛丽一见倾心，给她弄得神魂颠倒了。
Before you leave the lab, make sure the electricity is turned off and the windows are shut.
你们离开实验室前，务必要关上电源，关好窗户。