Howard: I think Mrs. Tishman's got her eye on you. I've been there. You're in for a treat.

get one's eyes on
【释】看中，看上了某人，to be thinking about asking somebody out, offering somebody a job, etc. because you think they are attractive, good at their job, etc
【例】Miss Swang is getting her eyes on you , she may fall in love with you.斯旺女士在看着你，她可能喜欢上你了。

have been there
【释】全都知道，直接了解，曾经经历过，informal used to express past experience of or overfamiliarity with something.
【例】-I used to be famous but now nobody knows me- yeah, I've been there. you'll be all right.-我以前很有名，但是现在没人知道我-我了解，你会没事的。

You are in for a treat.
（1）treat
【释】an event or item that is out of the ordinary and gives great pleasure 款待，邀请
（2）You are in for a treat.
【释】You will like it! 你会喜欢的！
【例】There are a great deal wonderful dishes at this restaurant. You are in for a treat!
这个餐馆有许多好菜，你一定会饱餐一顿！

生活大爆炸S01E03 MJE美剧笔记 Sheldon是机器人吗

作者@MJE美剧口语联盟