out angrify, hitting
anyone wit/i£n his reach.他气急败
坏，见人就打。◊ shears with a iong reach _/br cutting high hedges.用长柄大剪刀修剪高树篱。
►
OF POWER/INFLUENCE 权力；影响:2 [sing.，U] the limit to Vvhich sb/sth has the
power or influence to do sth 波及 范围；影响范围：Such matters are
beyond the reach 〇/ the 〖aw. 的事情不受法律的管辖。◊ Wctory is now
outo//ierreac/i.眭利现在对于她籴说已遥不釘及。◊ The basic model is priced well within the reach of
most peopie.基本款式的定价大多数人都完全负担得起。6 The company has
now overtaken IBM in terms of size and reach.在规模和影响范围上，这家公司已经超越了国际商
用机器公司。
►
OF R丨VER 河流 3 [C, usually pi.]■ a straight section of water between two
bends on a river 河段；直水道：the upperAower reaches of the
►
PLACE FAR FROM CENTRE 边缘 4 reaches [pi ] the outer,
further, etc. ~ of sth the parts of an area
or a place that are a long way from the centre 边缘地带；边远地区：
the
outer reaches of space、外昆太空.◊ (figurative)
an exploration of the deepest reaches of the human mind Xit 人类思想最深处的探索
►
SECTIONS OF ORGANIZATION 组织部问 5 reaches [pi ] the higher, lower, etc.〜of sth the higher, etc. sections of an organization, a
system, etc.(组织、体制等的）领
域，部门：rhere are stiH/evv
women in the upper reaches 〇/the civi! service.在高级别公务员中，女性仍然寥寥无
/U
0 Many clubs in the lower reaches of the
league are in加cmcid d职a/办.联盟下层的许多俱乐部都处于财政
困难之中。
within (easy) 'reach (of sth) close to sth 很接近；
靠近：The house is within easy reach of schools
and sports/aciliries.这房子距离学校和体育设施知很近。
reach.able
/'riitjabl/
adj. [not before noun] that is possible to reach 可 A;请到达；够得到：The farm is onZy readiabie by car.那个农备只能去。
re-acquaint
/.riia'kweint/
verb [VN] ~ sb/yourself with
sth to
let sb/yourself find out about sth again or get used to sth again (使）重新了解；（使）再熟悉：J沿 need to reacquaint myself with this program—ifs a long
time since fve iisecfftv我得再熟悉一下这个程序 我
已经很长时间没用了。
react /ri'aekt/
verb [V]
1 ~ (to sth) (by doing sth) to change or behave in
a particular way as a result of or in response to sth 起反 _'(对…）作出反_fe;、回应：■LocaZ residents
have reacted angr办to the news.当地居民对这一消息表示愤
怒。◊ J nudged her but she didn’t react.我甬胳膊肘捅 了她一下，可她没有反应。◊ Vou never
fcnow how he is gofng to react.侖祛呆不知道他会作何反应。◊ I7ie market
reacted by /aMing a 力/rther two points.胶市的 反应是再下跌两个百分点。2 to become ill/sick
after eating, breathing, etc. a particular substance (对食物 等）有不良反应，过敏：抑〇/)〖6 can react badfy to certain /ood additives.人们对某些食品添加剂会严重过敏。
3 ~ (with sth) | 〜（together) (d?em/‘sf〇/ 化）（of substances 物质）to experience a
chemical change when coming into contact with another substance 起化学反应；’发生
Iron
reacts with water and air to produce rust.铁和水及空气发生反应产生铁锈。re,act a'gainst sb/sth to show dislike or
opposition in response to sth, especially by deliberately doing the opposite of
what sb wants you to do 反对；.反抗：He reacted strongly against the artistic
conventions of his time.他强烈反对当时的艺术俗套。
react-ance /ri'aektans/ noun
[U, C] {physics^]) {symb X) the opposition of a
piece of electrical equipment, etc. to the flow of an alternating current 电食一compare resistance(5)
react.ant
/riiaektant/
ziow/i (chem/stry 化)..a substance that takes
part in and is changed by a chemical reaction. 反应物
reaction tHf /ri'askjn/ noun
TO
EVENT/SITUATION 对于事件/ 局势 1
[C, U] ~ (to sb/sth) what you do, say or
think as a result of sth that has happened 反应；回应：What was his. reaction to the
news ?他对这消息有何反应？ ◊
My immediate reaction was one 〇/ shocfc. 即的反运是大吃一惊。〇A spokesman said the changes were not
in reaction to the company’s recent fosses. —位发言人说，这些变动不是针
对公司最近的损失而作出的反应。orhere has been a mixed
reaction to her appointment as director. Ml ^ 任命为主管一事，人们的反应褒贬不一。orhe decision provoked
an angry reaction from local residents,
定引起了当地居民的愤怒抗议。◊ J tried shaking him but
there was no reaction•我试着摇了摇他，但他一动不动：
►
CHANGE IN ATTITUDES 态度的改变 2 [C, usually sing.，U] ~ (against
sth) a change in peopled attitudes or behaviour caused by disapproval of the
attitudes, etc. of the past (对旧观念等病）抗拒：TTie return to
tmdiriomiZ family values is a reaction against the permissiveness of recent
decades.传统家庭价值观的恢复:i对近几十年来焱 纵自由的一种抗拒。
►
TO:DRUGS 药物 3 [C，、U] a response by the body, usually a
bad one, to a drug, chemical substance, etc.生理反应； '副作用：to have cm aMergic
reaction to a drug 对某药
物有过敏反应
►
TO DANGER 对于插险‘ 4 reactions 〖pi.] the ability to
move quickly in response to sth, especially if in danger 反应能力：a sfci7ieci driver
with quicfc reactions 反应敏捷
i的熟练司机
►
AGAINST PROGRESS 对予发展 5 [U] opposition to social or
political progress or change 反对；反动；阻碍：The forces o/reacrion made change d断•反动势力使得改
革举步维艰。
►.SCIENCE
科学 6 [Q U] (d7m?/sf〇/ 化）a chemical change
produced by two or more substances acting on each other 化学反应：a chemfcal/nuctear
reaction 化学 / 核 ，反应.一 see also chain reaction 7 [u,
C] (phys/’cs 物）a force shown by sth
in response to another force, which is of equal strength and acts in the
opposite direction 反作用^3
re-ac-tion-ary /ri'aekjanri; NAmE -neri/ noun
{pi. -ies)
{disapproving) a person who is
opposed to political or social change反动分于；反对政备（或社备）变亨者
►
re-ac-tion-ary adj. ： a reactionary
government 反动的
政府_
re-acti-vate /ri'aektiveit/ verb [VN] to make
sth start working or happening again after a period of time 使恢
复活使重新出现
re-act-ive /ri'aektiv/ adj. 1 (formal) showing a reaction or
response反应的；有反运的；回应的：The police presented a reactive rather
than preventive strategy against crime.警方对付犯罪的办法，不是事先加以防
范，而是事后作出反应。一compare proactive 2 (chem- /•sf〇/ 化）tending to show
chemical change when mixed with another substance能起化学反应的；易反应的：
higWy
reactive substances很容易起反库的物质
re.activ.ity /.r^aek'tiviti/
(c/iem/sfry 化）the degree to which
sth reacts, or is likely to react:皮库性：Oxygen has high reactivity.氧的反应性很高。
re-act-or /ri'aekt8(r)/ (also .nuclear re'actor) noun a large structure
used for the controlled production of nuclear energy 核反应堆 read 0-w verb /ri:d/ noun
/ri:d/ adj. /red/
■
verb /ri:d/
(read,
read /red/)
►
WORDS/SYMBOLS 袁字；符号 1 (not used in the
progressive tenses 不用于进行时丨 to
look at and understand the meaning of written or printed words or symbols 识字；
阅读；读懂：[V] She’s stiH teaming
to read•她还在_习 识牵。《Some c/i卩dren can read and
write be/ore they go toschoo〖.有些孩子在上学前就会看书；字了。◊[VN】 J can’t read your
writing.我看不懂你的笔迹。◊ Can you read
music?你能读懂乐谱吗？ ◊
I’m trying to read the map.我正看地图呢。2 〜（sth) (to sb/yourself) to go through written
or printed words, etc. in silence or speaking them to other people 读；朗读：■ [V] Z’m going
to go to bed and read 我要上兔看未去。◊ He liked reading to his
grandchiWren.他喜欢念书给孙子孙女听。
◊
[VN] to read a boofc/a magazine/the newspaper.读书； 看杂志 /
报纸◊ Have you read
any Steinbecfc (= novels by him)?如佘过斯坦贝克的小说吗？ ◊
ffe read the poem aZoud•他朗读了这首诗。◊ [VN，VN N] Go on—reacHt to
us.念吧 念给我们D片听。◊ She read us a story.她给
我们读了个故事。一see also PROOFREAD