四级必备词汇词汇第31课单词卡片_四级必备词汇单词卡_四级必备词汇在线背单词_四级必备词汇单词卡记忆法

1/20 报错

dose [dəus]

释义：: n. 剂量，用量；一剂

例句：: He gets through his pay like a dose of salts.
一发工资,他就很快花个精光. 换一句; I gave him an extra dose of glucose to pep him up.
我给他多注射了一剂葡萄糖以增强他的活力. 换一句; In the accident, the workers received a heavy dose of radiation.
在那次事故中, 工人受到大剂量的辐射. 换一句

您还可以临摹下单词：

2/20 报错

jury [ˈdʒuəri]

释义：: n. 陪审团；评判委员会

构词：: jur发誓,法律;正确,正直+y人→发誓的人→陪审团

例句：: The accused faces an agonising wait while the jury considers its verdict.
陪审团讨论裁决期间,被告面临痛苦的等待. 换一句; The jury did not believe the witness'cock and bull story.
陪审团不相信证人的无稽之谈. 换一句; The members of the jury were discharged from their duties.
陪审员们被解除了职务. 换一句

您还可以临摹下单词：

3/20 报错

dirty [ˈdə:ti]

释义：: adj. 脏的，肮脏的；卑劣的

例句：: Soldiers in various scenes call their enemies " Jap suckers " and " dirty Japs.
”大兵从头至尾都称呼对手为对 “ 日本鬼子 ” 和 “ 下流的小日本. 换一句; I'never seen a company washing dirty linen in public this way.
我从未见过一个公司这样揭自己的短. 换一句; It is dangerous to drive with a dirty windshield.
开一辆挡风玻璃脏了的车子是危险的. 换一句

您还可以临摹下单词：

4/20 报错

cough [kɔf]

释义：: n. 咳嗽

例句：: Far from relieving my cough, the medicine aggravated it.
这药非但不镇咳,反而使我咳嗽得更厉害. 换一句; My fever has gone, but I have a cough.
我退烧了, 但是还有点咳嗽. 换一句; The butler gave a little cough to announce his presence.
男管家轻轻咳了一下,示意他已到场. 换一句

您还可以临摹下单词：

5/20 报错

mostly [ˈməustli]

释义：: adv. 主要地，大部分

例句：: The students of Umtata High School were mostly Protestant.
乌姆塔塔中学的学生大多数是新教徒. 换一句; The burglars in the city are mostly jobless people.
城里的夜贼多为无业人员. 换一句; She uses her car mostly for driving to work.
她的汽车主要用于上下班. 换一句

您还可以临摹下单词：

6/20 报错

concentrate [ˈkɔnsəntreit]

释义：: vt. 集中；使汇集

构词：: con共同+centr中心+ate做→中心共同→集中

例句：: You should concentrate on the road when you're driving.
开车时注意力应集中在路上. 换一句; The general decided to concentrate his forces near the capital.
这位将军决定把他的部队集中在首都附近. 换一句; We must concentrate our efforts on finding ways to reduce costs.
我们要集中精力找出降低成本的办法. 换一句

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7/20 报错

volcano [vɔlˈkeinəu]

释义：: n. 火山

例句：: The volcano unexpectedly blew up early in the morning.
火山一早突然爆发了. 换一句; A volcano erupted and propelled rocks high into the sky.
火山爆发,把无数的石块抛向天空. 换一句; The expulsion of dust from the volcano was visible from miles away.
火山喷出的灰尘几英里之外就能看得见. 换一句

您还可以临摹下单词：

8/20 报错

technology [tekˈnɔlədʒi]

释义：: n. 工艺学，工艺，技术

构词：: techn技术,能力+ology学科→n.科学技术;工业技术;应用科学

例句：: The compact disc is a miracle of modern technology.
激光唱片是当代技术的奇迹. 换一句; We are lagging far behind our European competitors in using new technology.
我们在使用新技术方面远远落后于我们的欧洲对手. 换一句; No funding will be available until the technology is completely proven.
该技术得到充分验证后才会有拨款. 换一句

您还可以临摹下单词：

9/20 报错

split [split]

释义：: vi. 被劈开

例句：: When an atom of U 235 is split, several neutrons are set free.
一个铀235原子分裂时, 释放出几个中子. 换一句; He has the split - second timing all good players need.
他具有所有优秀运动员所需要的分秒不差地把握时机的本领. 换一句; Who told you that Mary and I had split up?
谁告诉你玛丽和我已经离婚了? 换一句

您还可以临摹下单词：

10/20 报错

surroundings [səˈraundiŋz]

释义：: n. 周围的事物，环境

例句：: He didn't feel completely at ease in the strange surroundings.
他在陌生的环境中感到不那么自在. 换一句; She is not very well tuned into her surroundings.
她不太适应周围的环境. 换一句; She's contemptuous of my humble home and poor surroundings.
她瞧不起我出身卑贱,家境贫困. 换一句

您还可以临摹下单词：

11/20 报错

spelling [ˈspeliŋ]

释义：: n. 拼字，拼法，拼写法

例句：: Your bad spelling may prejudice your chances of getting this job.
你糟糕的拼写会妨碍你获得这个工作的机会. 换一句; The teacher will test the class on spelling today.
今天,老师要对这个班进行一次拼写测验. 换一句; The teacher told the student to pay attention to his spelling.
老师提醒那个学生要注意拼法. 换一句

您还可以临摹下单词：

12/20 报错

soft [sɔft]

释义：: adj. 软的；柔和的

例句：: This evening we're debating the issue of the legalization of soft drugs.
今天晚上我们辩论的课题是软毒品合法化. 换一句; Add the remaining flour to make a soft dough.
把剩下的面粉加进去做成一块软面团. 换一句; There are only hard chocolates left, we've eaten all the soft ones.
只剩下巧克力硬糖, 我们把软糖全吃光了. 换一句

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13/20 报错

dread [dred]

释义：: vt. 惧怕

例句：: We all dread to think what will happen if the company closes.
我们都不敢去想一旦公司关门我们该怎么办. 换一句; Her heart was relieved of its blankest dread.
她极度恐惧的心理消除了. 换一句; Children dread the derision of their playmates.
孩子们害怕受到同伴的嘲笑. 换一句

您还可以临摹下单词：

14/20 报错

electronic [ilekˈtrɔnik]

释义：: adj. 电子的

构词：: electron电子+ic……的→adj.电子的

例句：: Semiconductor devices can perform a variety of control functions in electronic equipment.
半导体器件在电子设备中能起各式各样的控制作用. 换一句; Electronic computers are now in common use all over the world.
电子计算机已在世界各地普遍使用. 换一句; This radar is operated by an electronic pulse.
这台雷达依靠电子脉冲来操作. 换一句

您还可以临摹下单词：

15/20 报错

twenty [ˈtwenti:, ˈtwʌn-]

释义：: num. 二十，二十个

例句：: A total of twenty letters were received last month.
上个月共收到20封信. 换一句; The surgeons have been working for twenty hous without letup.
那些外科医师一连工作了二十小时没有停止. 换一句; Step off twenty feet and then place a marker in the ground.
先步测20英尺,再在地上做出标记. 换一句

您还可以临摹下单词：

16/20 报错

restraint [risˈtreint]

释义：: n. 抑制；遏制；克制

构词：: restrain抑制,制止+t→n.抑制,制止

例句：: She told me without restraint all about her married life.
她毫无保留地告诉我她婚后的生活. 换一句; Do not take our restraint for a sign of weakness.
不要把我方的克制看做是软弱可欺. 换一句; His affections were kept under continual restraint.
他的感情一直受到压抑. 换一句

您还可以临摹下单词：

17/20 报错

thin [θin]

释义：: vi. 变薄；变瘦；变淡

例句：: His firm is just on thin ice of bankruptcy.
他的商号正面临破产的危险. 换一句; He's been having rather a thin time since his wife left him.
自从他妻子离开他之后,他日子一直过得不太好. 换一句; She looked old and thin with sunken cheeks and hollow eyes.
她看上去又老又瘦,脸颊凹陷,眼圈发黑. 换一句

您还可以临摹下单词：

18/20 报错

equipment [iˈkwipmənt]

释义：: n. 装备，设备，配备

构词：: equip装备+ment具体物→n.设备,器材,装置;才能

例句：: They loaded themselves with food, medical supplies, and oxygen equipment.
他们携带了食物、医疗器具和氧气设备. 换一句; We must fit the expedition out with the best equipment.
我们必须向探险队提供最好的装备. 换一句; Recycling of rubbish costs money and requires special equipment.
回收利用垃圾的造价很高,又需要专用设备. 换一句

您还可以临摹下单词：

19/20 报错

kettle [ˈketl]

释义：: n. 水壶；锅

例句：: She held the letter over the kettle to steam it open.
她把信放在水壶上,用蒸汽开启信封. 换一句; He had repaired my kettle, and It'saved my buying a new one.
他把我的水壶修好了, 省得我再买一个新的了. 换一句; Put the kettle on, and I'd like a cup of tea.
把壶烧开, 我要喝杯茶. 换一句

您还可以临摹下单词：

20/20 报错

construct [kənˈstrʌkt]

释义：: vt. 建造，建筑；构筑

构词：: con共同+struct建立,结构→共同建立→建设,建造

例句：: It is proverbially easier to destroy than to construct.
谁都知道破坏容易建设难. 换一句; How many man - days will be needed to construct this irrigation canal?
修这条渠道要多少人工? 换一句; Every citizen has the duty to construct his country.
每个公民都有建设祖国的责任. 换一句

您还可以临摹下单词：

小易英语背单词