Ethynylation
炔化, 乙炔化作用
🗣️ 情景例句
I would like a Coca.
我要可乐。
If y ou lose your job I'll lose mine, so we're in the same boat.
如果你失去工作，我也会失去的，所以我们处境相同。
These is no doubt that if she had not lost her rudder she would have won the race easily.
毫无疑问，如果中途没有失去舵， “卡帝萨克”号肯定能在比赛中轻易夺冠。