kayakers compete , Olympic trials . 獨木舟競賽 ，奧運選拔賽 。

Streeter Lecka / Getty Images

Streeter Lecka / Getty Images
PhotoBlog - Top kayakers compete in Olympic trials http://photoblog.msnbc.msn.com/_news/2012/04/13/11190234-top-kayakers-compete-in-olympic-trials?lite