英文原文:

Yi-jun: Yeah, but you guys don't stay with the same classmates all day, right?
Holly: Right. The people in your math class might not be the people you have science with.
Yi-jun: So, you sent out invitations to your whole graduating class?
Holly: Yep. And the date is set for homecoming night.
Yi-jun: I thought homecoming was a high school dance.
Holly: It's a football game the school team plays at home. The dance and reunions are usually that night, too.

参考译文:

怡君：对呀，可是你们不会整天跟同样的同学一起上课，不是吗？
荷莉：没错。一起上数学课的同学，不一定会一起上理化课。
怡君：那么，你要寄邀请函给全部的毕业班同学？
荷莉：对。而且日期会订在年度返校日那晚。
怡君：我还以为年度返校日是一种高中舞会。
荷莉：那是一场美式足球校队会在主场进行的比赛。舞会和同学会通常也在那天晚上举

重点词汇:

invitation (n.) 邀请函
I never received his wedding invitation so I didn't go.
我没收到过他的结婚喜帖，所以我没去。
homecoming (n.) 一年一度的返校日
I can't wait until Homecoming when we get to party after the game!
我等不及去参加返校日球赛后的派对了！
stay with... 与（某人）待在一起
You should have stayed with Emily. You two made a great couple.
你应该和艾蜜莉在一起。你们两个很配。
graduating class 毕业班级，毕业年级
This year's graduating class is particularly talented.
今天的毕业班尤其聪明。
dance (n.) 舞会
I think Fran is going to ask me to the dance!
我想法兰要约我跳舞！