I usually wear jeans.

我经常穿着牛仔裤。

We can't wear jeans at work.

我们工作时不准穿牛仔裤。

Which is great in itself but also means that my "muffin top" is pretty much gone when I wear my favorite jeans.

这是很棒的，但同时也意味着当我穿上最喜欢的牛仔裤时，我的“腰部赘肉”已消失。

Will we all wear the same kind of jeans or pants (like a uniform) or will each culture be different?

我们都穿同样的牛仔裤或短裤(像制服一样)，还是有各种不同的文化品位？

Programmers can usually still wear clean and neat jeans, but it does depend on the company.

程序员通常还是穿干净整洁的牛仔裤，但这也要看是什么公司了。