On day two, set up a private lesson with REI along the popular river section of the trail ($75) and test your skills in the peloton.是什么意思_On day two, set up a private lesson with REI along the popular river section of the trail ($75) and test your skills in the peloton.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句