研究生入学考试词汇第169课单词卡片_研究生入学考试单词卡_研究生入学考试在线背单词_研究生入学考试单词卡记忆法

1/20 报错

radium [ˈreɪdi:əm]

释义：: n. 镭

构词：: radi辐射,光线+um→镭是一种高度放射性的金属元素

例句：: Radium can be used to treat cancer.
镭可以用来治疗癌症. 换一句; Radon is the daughter of radium.
氡是镭的子体. 换一句; Before broaching the subject of this lecture, I should like to recall that the discoveries of radium and of polonium were made by Pierre Curie in collaboration with me.
在开始讨论这次演讲的话题之前, 我还想回忆一下,镭和钋发现是皮埃尔·居里与我合作完成的. 换一句

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2/20 报错

radius [ˈreidjəs]

释义：: n. 半径距离; 界限

构词：: radi辐射,光线+us→辐射光线

例句：: He has visited every shop within a radius of two miles.
周围两英里以内的店铺他都去过. 换一句; We are measuring the radius of the circle.
我们正在测量圆的半径. 换一句; The police searched all the fields and woods within a radius of two miles.
警察搜查了半径两英里范围内所有的田野和森林. 换一句

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3/20 报错

rag [ræɡ]

释义：: n. 抹布; 破布

例句：: It's just an old rag I had in the closet.
这只不过是我挂在壁橱里的旧衣服罢了. 换一句; I don't like the local rag.
我不喜欢本地报纸. 换一句; Use a rag soaked in linseed oil.
使用浸过亚麻籽油的抹布. 换一句

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4/20 报错

rage [reɪdʒ]

释义：: n. 大怒

构词：: rage疯狂,怒气→n.愤怒

例句：: He went into a rage when he learned about it.
他听到这事后勃然大怒. 换一句; The child felle into a rage and began scattering its toys about.
这孩子突发狂怒,把玩具扔得满地都是. 换一句; The carpenter flung aside his tools in a rage.
木匠愤怒地扔下工具. 换一句

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5/20 报错

raid [reid]

释义：: n. 袭击; 突然搜查

例句：: We had a few near misses in the first raid.
在第一次袭击中,有几次我们都差一点就命中目标. 换一句; On 2 April 1916 air - raid warnings sounded throughout Edinburgh.
1916年4月2日空袭警报响彻了整个爱丁堡. 换一句; In an air raid last night the enemy aircraft bombed the city.
在昨晚的空袭中敌机轰炸了该城. 换一句

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6/20 报错

rail [reil]

释义：: n. 轨道; 铁路; 铁轨

例句：: The new rail link has lopped an hour off the journey.
新铁路连线把旅程缩短了一个小时. 换一句; The child hung onto the rail like grim death.
那孩子紧抓住栏杆不放手. 换一句; Do you send the goods per rail, or per plane?
你送这个商品是通过铁路还是飞机? 换一句

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7/20 报错

railroad [ˈreilrəud]

释义：: vi. 由铁路运输
n. 铁路

例句：: Bridges over railroad tracks root danger out in crossing.
铁轨上空的天桥排除了穿行中的危险. 换一句; The railroad connects two cities, namely, New York and Chicago.
这条铁路连接两个城市, 即纽约与芝加哥. 换一句; His enemies tried to railroad him to prison without a fair trial.
他的敌人企图以轻率的审判使他坐牢. 换一句

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8/20 报错

railway [ˈreilwei]

释义：: n. 铁路; 铁道; [英]铁路

例句：: The railway station pours thousands of people in all directions.
成千上万的人从火车站走向四面八方. 换一句; The train is departing from the railway station at 6 o'clock.
列车将在六点钟离开火车站. 换一句; The railway line will soon reach to our town.
铁路不久就要延伸到我们镇了. 换一句

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9/20 报错

rain [rein]

释义：: v. 下雨; 降雨
n. 雨

例句：: By the looks of it, we shan't have much rain this month.
看样子这个月雨水也不会很多. 换一句; The rain was not sufficient to do any harm.
雨量不足对庄稼有害. 换一句; The River Frome had burst its banks after torrential rain.
暴雨过后弗罗姆河决堤了. 换一句

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10/20 报错

rainbow [ˈreinbəu]

释义：: n. 彩虹

例句：: When the sun shines through a light rain, it makes a rainbow.
当太阳的光线穿过小雨时便形成了虹. 换一句; The rainbow described an arc in the dark sky.
彩虹在昏暗的天空划出了一道圆弧. 换一句; The prism broke the light into all the colors of the rainbow.
棱镜把光分解成虹的各种色彩. 换一句

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11/20 报错

rainy [ˈreini]

释义：: adj. 下雨的; 多雨的

构词：: rain雨+y……的→adj.下雨的,多雨的

例句：: He laid up some money for a rainy day.
他积蓄一些钱以备不时之需. 换一句; Umbrella and raincoats are what people need in rainy days.
伞和雨衣都是下雨天人们要用的. 换一句; One should always put a little money aside for a rainy day.
一个人总应积攒点钱以备不时之需. 换一句

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12/20 报错

raise [reiz]

释义：: v. 饲养; 抚育; 举起; 使升高
vt. 募捐; 筹集
n. 加薪

构词：: rais升起,唤醒+e→n.&v.上升, 提出 n.高地

例句：: How were they going to raise enough money for it?
他们怎样来为此筹集足够的资金呢 ? 换一句; His tightfisted employer was unwilling to give him a raise.
他那吝啬的雇主不肯给他加薪. 换一句; His jokes didn't even raise a smile, which was embarrassing.
听了他讲的笑话,都没人笑一下, 真是太尴尬了. 换一句

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13/20 报错

rake [reik]

释义：: v. 耙; 搜索; 探索
n. 钉耙; 耙子; 耙机

例句：: In the autumn I rake up the dead leaves.
秋天我把死叶耙拢. 换一句; Rake out the cinders before you start a new fire.
在重新点火前先把煤渣耙出来. 换一句; He is a notorious rake.
他是个声名狼藉的浪子. 换一句

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14/20 报错

random [ˈrændəm]

释义：: adj. 随机的; 任意的
n. 无目标; 偶然的(或随便的)行动

例句：: The teacher might suddenly address individual students at random.
老师可能随意突然地与个别学生谈话. 换一句; On random inspection the meat was found to be bad.
经抽查,发现肉变质了. 换一句; The list is arranged in a random order.
名单排列不分先后. 换一句

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15/20 报错

range [reindʒ]

释义：: vt. 排列; 把…分类

构词：: range排列,顺序→n.范围,领域;排列,连续;[山]脉v.排列成行

例句：: A range of buildings have sprung up along the river.
沿河建起了一排楼房. 换一句; This is the most popular model in our whole range.
这是我们产品中最受欢迎的型号. 换一句; A wide range of emotionally stressful events may trigger a relapse.
多种令人情绪紧张的事情都可能引起旧病复发. 换一句

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16/20 报错

rank [ræŋk]

释义：: n. 排; 横行; 社会阶层

构词：: rank排列,顺序→等级

例句：: He was demoted to the rank of ordinary soldier.
他被降为普通一兵. 换一句; The payment offered to the rank and file is extremely poor.
列兵的待遇极低. 换一句; She was lifted from a captain to the rank of major.
她从上尉提升为少校. 换一句

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17/20 报错

rapid [ˈræpid]

释义：: adj. 快的; 迅速的; 快速的

例句：: Increased consumption of water has led to rapid depletion of groundwater reserves.
用水量的增加导致了地下水贮备迅速枯竭. 换一句; He gave forth a series of works in rapid succession.
他很快连续发表了一系列的作品. 换一句; A rapid rise in price soon eventuated in mass unemployment.
物价迅速上涨,结果造成了大量失业. 换一句

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18/20 报错

rapidity [rəˈpɪdɪtɪ]

释义：: n. 迅速; 急速; 快; 陡

例句：: The styles change with bewildering rapidity.
风格多变,令人应接不暇. 换一句; Animal and vegetable pests spread with extreme rapidity.
动植物疫害传播极快. 换一句; The soldiers loaded and discharged with great rapidity.
士兵们迅速装子弹发射. 换一句

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19/20 报错

rapidly [ˈræpɪdlɪ]

释义：: adv. 迅速地; 急速地

例句：: The company has grown rapidly in the last five years.
这家公司近五年来迅速地发展壮大. 换一句; Her mood could swing rapidly from gloom to exhilaration.
她的情绪可能在转瞬之间从阴郁转向兴奋. 换一句; Ice changes into water rapidly on a hot day.
天气炎热的时候,冰很快就化为水. 换一句

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20/20 报错

rare [rɛə]

释义：: adv. 很; 非常; 煎得嫩的
adj. 稀有的; 难得的; 稀薄的; 稀疏的

例句：: Wild flowers such as orchids and primroses are becoming rare.
兰花和报春花这类野花越来越稀少了. 换一句; The doctor diagnosed my illness as a rare skin disease.
医生诊断我的病为罕见的皮肤病. 换一句; It is rare to see a man over 160 years old.
很少见到一个人能活到160岁. 换一句

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小易英语背单词