571. hamper =make difficulty v. 防碍;束缚
572. handy= convenient a. 便利的;灵活的
573. haphazard= random a. 随意的
574. harness= use v. 利用
575. harness= utilize v. 利用
576. harsh= drastic a. 严厉的;严酷的
577. hasty= hurried a. 匆匆的;急忙的
578. haul= pull v. 拉
579. have nothing to do with= in no relation to phrv. 不相干
580. havoc= destruction n. 浩劫
581. hazard =danger n. 危险
582. heed= notice v. 留心;注意
583. heighten= increase v. 增加;提高
584. heir= inheritor n. 继承人;后继者
585. hence= therefore ad. 因此
586. heritage =legacy n. 遗产;传统
587. heritage= tradition n. 遗产;传统
588. heterogeneous= varied a. 由不同种类组成的
589. hide= conceal v. 隐藏
590. hinder= interfere with v. 妨碍
591. hint= clue n. 暗示;迹象
592. hint= implication n. 暗示;迹象
593. hint= indication n. 暗示;迹象
594. hint= lead n. 暗示;迹象
595. hire= employ v. 雇用
596. hobby= pastime n. 嗜好
597. hold =support v. 支撑;保持
598. hold= keep up v. 支撑;保持保持
599. hollow= an empty space n. 中空
600. homogeneous =uniform a. 同种的