lightenv.使轻松,变得轻松;发亮,变亮;照亮;减轻,变轻;闪电;使变淡
lighten vehicle运载工具轻量化
lightening call特快通话
lightening hole发光孔,点火孔,减(轻)重(量)孔
lightened valve轻式气门
lightening file顶角为 108° 的三角锉
lightening core减轻孔
lightening proof防雷
lightening agent减轻剂
lighten a burden减轻负担
lightening wires避雷线