Alkynes
[化] 炔烃
🗣️ 情景例句
I have a call to make.
我需要打个电话。
Would you please hold the door open for me?
可以请你为我把门拉着吗？
Many of the cars broke down on the course and some drivers spent more time under their cars than in them!
很多汽车在途中就抛了锚，而有些驾驶员花在汽车底下的时间比坐在汽车里面的时间还长。