"boxers" are underwear, although they are often called "boxer shorts". You wouldn't wear them outside :) http://en.wikipedia.org/wiki/Boxer_shorts

Boxers and briefs.

Thank you.

Boxes平角内裤。 shorts是短裤

我词汇量实在太少，看得晕死了。你在讲什么呀？能不能够教教我呀，什么叫boxes，什么叫shorts。谢谢哦。