Didn't even need the trashy tee to figure that one out.你不穿破t恤，也能看出你從哪個林子來的

figure out算出；想出；解決；理解；斷定

I can't figure out why he quit his job.

我琢磨不透他為什么要辭掉工作。

I can't figure out why he is absent.

我弄不明白他為什么缺席。

Can I stay with you tonight?今晚我能和你待一起嗎

stay with 與 ... 留在一起

The whole clan is coming to stay with them at Christmas.

他們那一大幫親戚要在圣誕節(jié)期間來他們這里住。

If you ever visit London, you must come and stay with us.

你要是到倫敦來，一定要到我們這里住住。

Everyone has things in their past they don't want people to know about.每個人都有不想讓別人知曉的過去

know about知道； 了解； 聽說過有關(guān) ... 的情況

Yes, I do know about the accident.

是的，我的確知道這次事故。

I'd love to know about the plan.

我想知道這個計劃。