adj.困难的；硬的；有力的；努力的adv.努力地；猛力地；严重地；沉重地n.英〉硬海滩，登陆处； 双语释义：adj.(形容词)硬的,坚实的,坚固的 not soft or yielding to the touch or easily cut; solid; firm难做的,难懂的,难答的,困难的 difficult to do or understand or answer; not easy[A]辛苦的,努力的 showing much effort; energetic(天气)凛冽的 (of th