Maybe that shirt with a stain on the sleeve has a great collar for wearing under a sweater.
也许一件袖口有污迹的衬衫，却有很好的衣领可以用来穿在羊毛衫下做搭配。
2
This is not entirely a personal talk about health problems, the most easy to wear clothes dirty place is also in the sleeve mouth and collar, with a watch is the same.
这个也不完全是个人讲不讲卫生的问题，穿衣服最容易脏的地方也是在袖子口和衣领处，带手表也同样的。
3
It should be easy to understand and clearly indicate the position of pockets, darts, type of collar, width of sleeve, etc.