JoycePete Cottrell, of N.H., were the first to backpack the entire official route of the American Discovery Trail,they hiked segments out of sequence over two calendar years, finishing in 2003.是什么意思_JoycePete Cottrell, of N.H., were the first to backpack the entire official route of the American Discovery Trail,they hiked segments out of sequence over two calendar years, finishing in 2003.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句