Hardonn.哈登hardadj.硬的；困难的；棘手的；坚强的；残酷的；用力的；液态的；严寒的；确凿的adv.努力地；强烈地；严重地；坚定地hardgroud surfaces硬度构造Hard to find a job就业困难hard-to-refuse难燃垃圾hardstone necklace玉石项圈hardsome handshake一笔外快hard fiber machine硬质纤维机Hard Lunar Landing月球硬着陆hard urethane foam硬质聚氨酯泡沫塑料hardwave configure硬件配置hard leaved forest硬叶林