看欧美电影不可不知的口语

the third wheel  电灯泡,多余的人

It wasn't until I arrived at the party and met Suzie that I realized that I was the third wheel on my friend's date.   直到我到了晚会看见了Suzie我才发现自己在朋友的约会中是个电灯泡.

He felt like a third wheel because he doesn't know how to cook. 他感觉自己是个多余的人,因为他根本不会做饭.