New for this 2008 Polaris ATV is the Active Decent Control that works with Engine Braking System to give you optimum control when moving down hills and steep inclines.是什么意思_New for this 2008 Polaris ATV is the Active Decent Control that works with Engine Braking System to give you optimum control when moving down hills and steep inclines.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句