Ethinylation
乙炔化
🗣️ 情景例句
It's because I have a bad cold.
那是因为我患了重感冒。
The one on your right.
你右边的那个。
This time they fixed heavy metal clamps to both sides of the dish so that they could fasten the chains.
这次，他们用沉重的金属夹子把盘子夹住，以便往盘子上安装铁链。