Hardoy阿尔杜瓦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hard alloy bars硬质合金棒材hard-featureda.Hardstemcuttage硬枝扦插hard glass bulb硬质玻璃灯壳hard to explain说不清hard propellant固体推进剂hardhead sponge粗纤维海绵(产于加勒比海地区)hardinformation硬信息hard fibre core硬纤维芯hard fibreboard硬质纤维板