1.Hey man, XYZ.
Examine your zipper. / Make sure your trouser zipper is pulled up, so you don't expose your underwear.
检查一下你的裤拉链。

2.I think we two really click. / We two clicked on the same page.
我们很合拍。我们相处得很好。我们很有默契。

3.That sucks.
真是背。真烦人。真郁闷。

4.I must catch some z's
我得睡会儿。

5.I need to take a dump.
我要去上大号。

6.give it a shot = give it a go = give it a try
尝试一下，试一试

7.I worked my butt off today.
我今天工作真的超忙超累的。