H
hail 欢呼，喝彩：The crowd hailed the actress with joy
halt (行进中的)暂停前进，中止，终止：The car came to a sudden halt
hamper 妨碍，阻碍：hamper sb from getting elected
handicap 障碍，不利条件：Poor eyesight is a handicap to a student
haste 急速，急忙，仓促，草率： Why all this haste?
hatch 孵，孵出：hatch (out) chickens
hazard 危险，危害物，危险之源：a life full of hazards
heal 治愈，愈合：heal the sick
heap (一)堆：a big heap of books
hedge (矮树)树篱：a quickset hedge
highlight 使显著，使突出：Growing economic problems were highlighted by a slowdown in oil output
hinder妨碍，阻止：Bad weather hindered travel
hint 暗示：drop(give ,throw out)a hint
hoist 举起，升起，吊起：The war hoisted prices
hold 拿着，抓住：The girl is holding the baby in her arms
homogeneous 同种类的，同性质的，有相同特征的：homogeneous parts
horizon 地平(线)：The sun has sunk below the horizon
hospital 好客的，殷勤的，热情友好的：be hospital to the homeless
hostile 敌人的，敌方的：a hostile army
humble 地位(或身份)低下的，卑贱的：a humble job
hysterical 情绪异常激动的，歇斯底里的  an hysterical outburst of fury
I
identical 同一的：the same (very)identical menu
identify 识别，鉴别：He identified the coat as his brother’s
idle 闲散的，闲置的：idle money
ignite点燃，使燃烧：ignite a stove fire with scraps of paper
ignore 不顾，不理，忽视：He who ignores history is doomed to repeat it
illuminate 照明，照亮，解释，启发，启迪：The room was poorly illuminated by one candle
illustrate (用图或例子)说明，阐明：A complicated rule can be illustrated by a simple example
immerse 使浸没：He immersed himself in the pool
immune免除的，豁免的：Nobody is immune from criticism
impact 冲击，撞击：the impact of light on the eye
impair 削弱，减少：The output of produce was impaired by the bad weather
impartial 公正的，无偏见的：A judge should be impartial
implement 工具，器具，用具：new types of farm implements
impose 征(税)，加(负担，惩罚等)于(on, upon)：impose additional tax on business expansion
impulse 推动，驱动：give an impulse to the development of the friendly relations between the two countries
inaccessible 达不到的：The two rocks at the top of the steep hill is at first sight inaccessible
incline倾斜：The shaft inclines almost thirty degree
incorporate 包含，吸收：His book incorporates his earlier essays
incur 招致，引起，遭受：incur sb’s displeasure(envy)
indignant 愤怒的，愤慨的：The actress was at the columnist’s personal questions
indispensable 必不可少的，必需的(to. for)： Oxygen is indispensable to life
induce 引诱，劝使：Nothing will induce me to do that
infer (根据已知事实等)推断，推定(from)：From his grades I inferred that he was a good student
ingenious (人,头脑等)灵巧的，足智多谋的：an ingenious designer
initiate 开始，发起：initiate a conversation
innovate 革新，改革，创新(in,on/upon)：innovate on another’s creation
inquire 询问，打听：He inquired what the weather was likely to be
insert 插入，嵌入：In the pause he managed to inquire a question
inspire 鼓舞，激起：His speech inspires the crowd
instant 紧急的，急迫的，立即的，即刻的：be in instant need of help
institute 学会，协会，学院，研究院：an institute for the blind
insulate 隔音，使隔绝(以免受到影响)：We are not insulated from the real world the way we were
insult 侮辱，辱骂：She insulted him by calling him a coward
insure 保险，给…保险：Every father should insure his life for the sake of his wife and children
intact 完整无缺的，未经触动的，未受损伤的：an intact family
integrate使成一体，使合并(with, into)：integrate traditional Chinese medicine with western medicine
interfere 妨碍，冲突(with)：Misty weather interfered with the contact
intermittent 间歇的，断断续续的，周期性的：suffer from intermittent headaches
intervene 插入，介入：A week intervenes between Christmas and New Year’s Day
intricate 错综复杂的，复杂精细的：A detective story usually has an intricate plot
invert 使反向，使倒转，使颠倒：The magician inverted the bag to show it was empty
irrespective 不考虑的，不顾的(of) ：irrespective of consequences
irritate 激怒，使恼怒，使烦躁：be irritated by sb’s insolence
J
justify 证明…正当或有理,正确：Such behavior is justified on these grounds
K
knit 编织，编结：She’s knitting her husband a sweater
L
label 标签，标记，标号：put labels on your luggage
lag 走得慢，落后，滞留：Some of the runners began to lag
latent 潜在的，隐伏的，不易觉察的：a latent infection
leak 漏洞，裂缝：The pipe has got a leak
lean 斜，倾斜 the Leaning tower of Pisa
lend 借给，贷款 Could you lend me your car
length 长，长度 What is the length of the street?
liable 会…的，有…倾向的 We are all liable to make mistakes
liberal 慷慨的，大方的 a liberal donation
light 光，光亮，光线 The house blazed with light
limp 软的，松沓的 a young man in a limp gray sweater
linger逗留，徘徊 The children lingered at the zoo until closing time
long 长的，远的，久的 a long journey
lubricate 使润滑 lubricate the skin with cold cream
lump块，小方块 a lump of coal