Darka达尔卡darkadj.黑暗的；深色的n.黑暗；暗处；深色调v.使变黑；变黑dark hypoecho弱回声dark minerals黑色矿物Dark madstone暗色泥岩darkish brown暗褐色dark universe暗宇宙dark colouredadj.深色的dark-coatedadj.黑色毛发的dark mantling暗包盖层dark-active暗期活动的dark-hairedadj.黑头发的