音标:[ˈwi:kənd] ;
a. 虚弱的
v. (使)削弱, (使)变弱( weaken的过去式和过去分词 )
s. made weak or weaker

词性分布:
形容词100%

weaken的用法和样例:

例句

用作动词(v.)
  1. Hansen says if the Gulf stream were to weaken it could affect marine life.韩森说,如果湾流太弱,会影响海洋生命。
  2. Because transplants weaken the immune system, they cannot be performed on sick patients.由于移植会使免疫系统变弱,病人在此情况下不能施行手术。
  3. Because transplants weaken the immune system, they cannot be performed on sick patients.由于移植会使免疫系统变弱,病人在此情况下不能施行手术。
  4. However, as the expansion progressed and more of the land was available, the will to share started to weaken.然而,如同被促进的扩充和土地的更多是可得的一样,分享的意志开始变弱。

常见句型

用作动词(v.)
用作不及物动词S+~(+A)
  1. His strength has weakened.他的体力下降了。
  2. She weakened as the illness grew worse.由于病情恶化,她变得更弱了。
  3. The enemy's attacks weakened.敌人的攻击减弱了。
  4. They have not yet agreed to our requests but they are clearly weakening.他们还没有同意我们的要求,但态度已明显软化。
用作及物动词S+~+ n./pron.
  1. The strain of the last few days has weakened her considerably.最近几天的劳累在很大程度上使她身体衰弱了。
  2. The illness weakened his heart.疾病使他的心脏衰弱了。
  3. You can weaken the tea by adding water.你可以加水把茶弄得淡一些。
  4. None of these setbacks could weaken her resolve to become a doctor.这些挫折一点也动摇不了她要当医生的决心。

词汇搭配

用作动词 (v.)
~+名词
  • weaken sb's heart使某人的心脏衰弱
  • weaken one's tea把茶冲淡
~+副词
  • weaken basically基本削弱
  • weaken constitutionally〔materially〕体质变弱
  • weaken painfully痛苦地削弱
  • weaken permanently永久地削弱
  • weaken tragically悲惨地削弱
~+介词
  • weaken by通过…使变淡
  • weaken tea by adding water通过加水使茶变淡

经典引文

  • I must have weakened my capacity for attention and observation.

    出自:Day Lewis
【近义词】
【反义词】

Last night I was thinking About the time when I was weakened When I let you take advantage Those were the times Those were the times Ah ah Ah Ah Ah ah Ah This morning I was remembering About the times when I became more stubborn And when I decided th

发表于:2018-12-16 / 阅读(48) / 评论(0) 分类 节奏布鲁斯

67 专家就防御恐怖袭击摩天大厦展开研究 SCIENCE REPORT- September 27, 2001: Planning for Safer BuildingsBy Nancy Steinbach (start at 1'00

发表于:2019-01-02 / 阅读(60) / 评论(0) 分类 政治经济

I know there is time for a change But when that change come Will you still feel the same How many times have I tried to turn this love around? I don't want to give up But baby it's time I had two feet on the ground Can you release me Can you release

发表于:2019-01-03 / 阅读(120) / 评论(0) 分类 珍藏经典老歌

AS IT IS 2016-03-21 US Military Weakened When Spread Too Thin A United States military leader says he is concerned about the ability of the U.S. to wage conventional war against countries like China, Russia, Iran and North Korea. U.S. Army Chief of S

发表于:2019-01-12 / 阅读(69) / 评论(0) 分类 2016年VOA慢速英语(三)月

Scientists Seek HIV Vaccine Using Monkey Model Traditional vaccine methods have been unsuccessful in preventing infection by HIV, the virus that causes AIDS. New techniques are being studied to boost antibodies or other parts of the immune system. Bu

发表于:2019-01-13 / 阅读(53) / 评论(0) 分类 VOA标准英语2012年(九月)

Times when diseases spread throughout the world are called pandemics. The W-H-O says the next flu pandemic is likely to kill as many as six-hundred-fifty-thousand people in industrial countries. The greatest effect will likely be in developing countr

发表于:2019-01-22 / 阅读(41) / 评论(0) 分类 英语时差8,16

Conversation Two 23. A. The commentator made it very dull. B. The game was exciting. C. It was between the Gunners and the Wolves. D. It was won by the Wolves. 24. A. 1 goal. B. 2 goals. C. 3 goals. D. 5 goals. 25. A. A team member called Blake was i

发表于:2019-01-25 / 阅读(49) / 评论(0) 分类 英语四级听力-短对话

Take your hands off me! 把你的手从我身上拿开 What the hell did you think you were doing? 你知不知道自己在做什么 That man was the leader of the Triad. 那人是三合会的首领 My father blames them for the recent hits against h

发表于:2019-01-29 / 阅读(61) / 评论(0) 分类 绿箭侠第一季

AGRICULTURE REPORT - Vitamin E and Poultry Health By Mario Ritter Broadcast: Tuesday, August 17, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Researchers say extra vitamin

发表于:2019-01-30 / 阅读(85) / 评论(0) 分类 农业与发展

1. Secretary of State John Kerry says major world powers have agreed on what sort on nuclear deal to offer Iran. That nation refused to accept it during talks in Geneva. 2. Officials in the Philippine say the number of dead in Fridays Typhoon can rea

发表于:2019-02-11 / 阅读(106) / 评论(0) 分类 美联社新闻一分钟2013(十一月)

今天和小伙伴们分享,八个超级形象有趣的英文谚语,而且超级实用和高频,猜猜看它们是什么意思? blue in the face: weakened or tired after trying many times 想知道这张蓝脸是如何炼成的吗?其实,蓝色

发表于:2019-02-18 / 阅读(49) / 评论(0) 分类 英文语法词汇

今天我们要学的词是 landfall. Landfall 登陆。Tropical storm Ana weakened before making landfall in South Caroline on Sunday. 热带风暴安娜星期天在南卡罗来纳州登陆前风力有所减弱。The Unites States has passed the nin

发表于:2019-02-24 / 阅读(74) / 评论(0) 分类 英语单词荟萃

台湾籍旅美老师今天交给我们的句子是: Within a few weeks, the body's immune system will be so weakened without any vitamins or minerals that many will die from disease. 在几周内,身体的免疫系统会变得太虚弱,没有任

发表于:2019-03-05 / 阅读(160) / 评论(0) 分类 留美老师带你每日说英文

favorable a.有利的 Do not take any action until the situation is favorable to us.=Do not take any action until the situation is in our favor. 直到情况对我们有利之后再采取任何行动。 favorably adv.有利地 Teddy reviewed the musi

发表于:2019-03-17 / 阅读(320) / 评论(0) 分类 赖世雄进阶英语词汇3500
学英语单词
-phasia
advanced rural transportation system
ancillary resources
andrologia
arcus frontalis
bacteriomes
battlestars
betula populifolias
Big, large,
Castiglioncello
CC (channel controller)
chinne
Chlormuron-ethyl
chromospheric bubble
close in for the kill
colloidal graphite for fibre glass
conjunctive proposition
Cruikshank
delete capability
disassure
double heterojunction diode
electronic ceramic device
fat vacuole
follicular hydrops
footpad
formals
fourvey
fruitbat
Fua'amotu
geochemical dispersion
glaucarubin
green water deck wetness
grid plate characteristics
inch-meal
inference procedure
intermediate frequency signal
irregular nature of traffic
jumptv
La Virgen, Cerro
Lagarosolen hispidus
landside slope
lead compensation
lignaloe oil
logic control
logrolling legislation
maunching
mearstone
mincing knife
Mitteleschenbach
mole blade
myrons
narrow-leaved white-topped aster
natural theology
Neonalium
neuroautoimmune
new-land
niche differentiation
No power
occupation forces
octothorpe
out of collar
parthenocarpous fruit
Pedicularis pseudocephalantha
pension program
photoepinasty
polar distribution
Portballintrae
property insured
quasi peak
radiation analyzer
reverse conducting thyristor
Rhogogaster dryas
rubidium indium alum
saouma
Saxifraga aristulata
Simchat Torah
simulation centre
sinusoidal trace
skirt
soil erodibility
sour mushroom
stochastic perturbation
submerged coastal plain
taxed product
telectorate
tephrosia
through phrase
thudding
top-hinged swinging door
truth table reducibility
understudies
UnitName
virtual core
virusin
wavelength plate
wild apples
WILKIE
windowless presenter
withdraw an action
workers' management
working dogs
worth his salt