研究生入学考试词汇第255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

unknown [ʌnˈnəʊn]

释义：: adj. 不为人所知的

例句：: People usually infer an unknown fact from a known fact.
人们通常从已知的事实中推断未知的事实. 换一句; Motherhood was for her a journey into the unknown.
做母亲当时对她来说是开始一次探险之旅. 换一句; To her the outside world was a totally unknown quantity.
对她来说,外部世界完全是个未知数. 换一句

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2/20 报错

unless [ʌnˈles]

释义：: conj. 直至; 除非; 如果不

例句：: Don't ask me to explain unless you really don't understand.
不要叫我解释,除非你真的不懂. 换一句; The firm will head toward bankruptcy unless a new manager is elected.
如果再不选出新的经理,这个公司就会破产. 换一句; Unless paying by credit card, please pay in cash.
如果不用信用卡付账, 就请付现金. 换一句

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3/20 报错

unlike [ˌʌnˈlaik]

释义：: adj. 不同的
prep. 不像; 和…不同; 不象…

例句：: The Swiss economy is a case apart; unlike any other.
瑞士经济是个独特的例子, 不同于其他的经济形式. 换一句; It's unlike him to be late; he's usually on time.
他不是会迟到的那种人, 他通常很准时. 换一句; The difference is not unlike between heaven and earth.
何啻天壤之别. 换一句

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4/20 报错

unlikely [ʌnˈlaɪkli:]

释义：: adj. 未必可能的; 靠不住的; 未必的; 多半不可能的

例句：: He is unlikely to make wild accusations without proof.
没有证据他不可能胡乱指控. 换一句; It's theoretically possible, but highly unlikely ever to happen.
这从理论上说是有可能的, 但是基本上不会发生. 换一句; It's unlikely that this gully was produced by nature.
这个溪谷不大可能是自然出现的. 换一句

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5/20 报错

unlimited [ʌnˈlɪmɪtɪd]

释义：: adj. 无限的; 不定的

例句：: They flew over the unlimited reaches of the Arctic.
他们飞过了茫茫无边的北极上空. 换一句; The possibilities of success seem unlimited.
成功的可能看来是极大的. 换一句; There is no safety in unlimited technological hubris.
在技术方面自以为是会很危险. 换一句

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6/20 报错

unload [ˌʌnˈləud]

释义：: vt. 从…卸下货物

例句：: They want to unload the stocks on the market.
他们想把股票在市场上抛售掉. 换一句; She began to unload her troubles on her mother.
她开始把她的烦恼告诉母亲. 换一句; The stevedores'work is to load and unload ships.
装卸工人的工作是装卸船只. 换一句

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7/20 报错

unlock [ʌnˈlɔk]

释义：: vt. 开门; 箱等

例句：: The border police required the traveler to unlock his luggage.
边防警察要求旅客打开行李. 换一句; Education and training is the key that will unlock our nation's potential.
教育和培训是发掘我们国家潜力的关键。换一句; She failed to unlock the safe in spite of all her exertions.
她虽然费尽力气,仍未能将那保险箱的锁打开. 换一句

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8/20 报错

unlucky [ʌnˈlʌki:]

释义：: adj. 不走运的; 不幸的; 不吉的

例句：: It is ridiculously absurd to believe that the number 13 is unlucky.
相信数字13是个不吉祥的数字是荒唐可笑的. 换一句; It's a common superstition that black cats are unlucky.
认为黑猫不吉祥是一种很普遍的迷信. 换一句; He is always unlucky in love.
他在恋爱方面总是运气不佳. 换一句

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9/20 报错

unnecessary [ʌnˈnesɪˌseri:]

释义：: adj. 不必要的; 多余的
n. 不必要的东西

例句：: This renders it unnecessary for me to do anything.
这使我无需做任何事情. 换一句; We shall have to trim away the unnecessary parts of the spending.
我们必须削减不必要的开支. 换一句; We edited out some unnecessary words or sentences from the draft.
我们从原稿中删去某些不必要的词句. 换一句

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10/20 报错

unpaid [ʌnˈpeɪd]

释义：: adj. 未付款的; 无报酬的; 未付的; 不支薪水的

例句：: He's doing a month's unpaid work experience with an engineering firm.
他正在一家工程公司无偿工作一个月以获得工作经验. 换一句; Doctors work excessive unpaid overtime.
医生过度加班却无报酬. 换一句; Many unemployed people welcome the chance to do purposeful work, even if unpaid.
许多失业的人即使没有报酬也喜欢做有意义的工作. 换一句

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11/20 报错

unpleasant [ʌnˈplezənt]

释义：: adj. 令人不快的; 讨厌的

例句：: They've been trying to push all the unpleasant jobs on me again.
他们一直想把所有讨厌的工作再次往我身上推. 换一句; Her manner seemed unpleasant at first, but she improved on further acquaintance.
起初她的举止让人很不愉快, 但是经过进一步接触她改了许多. 换一句; I found him thoroughly unpleasant, with no redeeming qualities whatsoever.
我觉得他一点也不讨人喜欢, 没有任何可取之处. 换一句

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12/20 报错

unreasonable [ʌnˈri:zənəbəl]

释义：: adj. 不讲道理的; 不合情理的; 过度的

例句：: I know that they made the most unreasonable demands on you.
我知道他们对你提出了最不合理的要求. 换一句; His request is unreasonable in that he knows we can't afford it.
他的要求是不合理的,因为他知道我们负担不起. 换一句; I know they have made the most unreasonable demands on you.
我知道他们向你提出了最无理的要求. 换一句

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13/20 报错

unsatisfactory [ʌnˌsætɪsˈfæktəri:]

释义：: adj. 不能令人满意的; 不令人满意的

例句：: Shops are often reluctant to take back unsatisfactory goods.
商店一般都不愿收回顾客不称心的货物. 换一句; They demand a refund on unsatisfactory goods.
他们对不满意的货品要求退款. 换一句; The student's work was judged unsatisfactory.
这个学生的作业被认为是不能令人满意的. 换一句

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14/20 报错

unstable [ʌnˈsteɪbəl]

释义：: adj. 不稳固的; 不稳定的

例句：: This bookcase is too unstable to hold so many books.
这书橱很不结实,装不了这么多书. 换一句; He was the most unstable kind of fool I had ever seen.
他是我所遇见过的最反复无常的傻瓜. 换一句; The patient's condition was unstable.
那患者的病情不稳定. 换一句

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15/20 报错

unsuitable [ʌnˈsu:təbəl]

释义：: adj. 不合适的; 不适宜的

例句：: The committee hurled out the requests as being completely unsuitable.
委员会认为这项要求全然不妥,因而拒绝接受. 换一句; He's got all the right qualifications but is temperamentally unsuitable.
他具备所需要的一切合格证件,惟独性情不适合. 换一句; This ware is suitable for decorative purpose but unsuitable for utility.
这种器皿中看不中用. 换一句

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16/20 报错

untie [ʌnˈtaɪ]

释义：: v. 解开; 解放
vt. 解开; 松开

例句：: Slack the rope before trying to untie the knot.
解结之前先将绳索放松. 换一句; My dead fingers could not untie the knot.
我的手指麻木了,解不开结. 换一句; " Untie the knot and take the bucket to the wagon and give them some.
" 把绳子解开,把吊桶提到马车上去,让他们也喝一点. 换一句

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17/20 报错

until [ənˈtil,ʌnˈtil]

释义：: prep. 直到…为止; 在…以前; 直到…

例句：: He deceived people for years until the police got onto him.
多年来他欺骗人们一直到警察识破他. 换一句; The question is in abeyance until we know more about it.
问题暂时搁置,直到我们了解更多有关情况再行研究. 换一句; He hacked at the branch until it fell off.
他朝着树枝砍,直到砍下来为止. 换一句

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18/20 报错

unusual [ˌʌnˈju:ʒuəl]

释义：: adj. 不平常的; 异常的; 不寻常的; 罕有的

例句：: This type of china is rather hard to categorise, it's very unusual.
这种瓷器非常特殊, 很难归类. 换一句; It was an unusual day for summer, damp and chilly.
这是夏季少有的一天, 又湿又凉. 换一句; The unusual control panel on the walls caught our attention.
墙上不同寻常的控制板引起了我们的注意. 换一句

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19/20 报错

unusually [ʌnˈju:ʒʊəlɪ]

释义：: adj. 不平常地; 非常
adv. 特别地

例句：: The unusually heavy rainfall was an ill omen for the travellers.
异乎寻常的大雨是旅行者的不祥之兆. 换一句; The unusually hot sun has fried up the crops.
罕见的烈日烤坏了庄稼. 换一句; The old peasant conjectured that it would be an unusually cold winter.
那老汉推测冬天将会异常地寒冷. 换一句

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20/20 报错

unwilling [ʌnˈwɪlɪŋ]

释义：: adj. 不情愿的; 不愿意的; 不喜欢的

例句：: 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; The natives were unwilling to be bent by colonial power.
土著居民不愿受殖民势力的摆布. 换一句; She sank back, unwilling to face her father's anger.
她退了回去, 不愿看着父亲发火. 换一句

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小易英语背单词