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高考英语词汇总复习
U字母开头
ugly adj.
unpleasant to see
丑陋的，难看的
UK
n.
abbrev.. United Kingdom (of Great Britain and Northern
Ireland) (大不列颠及北爱尔兰) 联合王国
umbrella
n. an arrangement of cloth over a
folding frame with a handle, used for keeping rain off the head
伞，雨伞
unable
adj. not able; without the power,
knowledge, time, etc., to do something
不能的；无能为力的；不胜任的；没时间做的
uncertain adj.
1. not certain; doubtful 不确定的；不明确的；可疑的
2.
undecided or unable to decide 未作决定的；无法断定的
be
uncertain about
对．．．不确定
uncle
n. the brother of one’s father or
mother, or the husband of one’s aunt伯父；叔父；舅父；姑丈；姨丈
under
adv. in or to a lower place;
below 在下；往下；少于
prep.
1. directly below; covered by
在．．．下面，在．．．底下；被．．．遮掩着
2. less
than;
syn. below
少于；低于；在．．．以下
ant. over
3. working for;
controlled by 为．．．工作；受．．．支配
underground
also tube BrE; subway AmE
n. a railway system in which
the trains run in passages under the surface of the ground
地下铁道
understand
v. 1. to know or get the
meaning of (something) 懂；理解；明白
2. to
know or feel closely the nature of (a person, feelings, etc.)
领会，了解（人，感情等）
3.
fml or polite(正式；雅) to have been
informed; have found out(a fact) 获悉；得知；发觉
understanding
n. the act of understanding; power
to judge 理解，了解，领会；理解力，判断力
underwater
adj.& adv.
(used, done, etc.) below the surface of the water
在水下的，在水中（使用，进行）的；在水下，在水中（使用，进行）
undivided
adj. complete
完整的，未分割的；专一的
unfair
adj. 不公平的;不公正的
unfold
v. 1. to
open from a folded position 展开，摊开，打开
2. to make or
become clear, more fully known, etc. 显露，表露
unhealthy
adj.
1. not generally in good health
不健康的；有病的
2. not
likely to give good health 对健康不利的；对身心有害的
3.
unnatural 非自然的；反常的；怪异的
uniform
n. a certain type of clothing which
all members of a group wear, esp. in the army, a school, or the
police（尤指军人，学生，或警察的）制服
union
n.
1. the
act of joining or state of being joined into one
联合；合并；结合
2.
(often cap.) (常大写) a group of countries or states joined together
联邦；联盟
3. a club or
society, esp. a TRADE UNION
协会；联合会；（尤指）工会
unit
n. 1. a
thing or group regarded as being a complete whole
单位；单元（指被视作一个整体的事物或团体）
2. an amount or
quantity taken as a standard of measurement
(作为计数或计量标准的)单位
3.
a piece of furniture, storage apparatus, etc., which can be fitted
with others of the same ty pe 一套用具（如家具、贮藏用具等）
unite
v. 1. to join together into one
（使）联合；（使）团结；(使）合并
2.
to act together for a purpose (为一定目的而)联合行动，一致行动
united
adj. 1 joined in
a state of love, agreement, etc. 团结的，和睦的
2 with
everyone concerned having the same aim 一致的，统一的
3
(cap. In names)
(作名称时
大写) joined in a
political organization结合于一个政治组织内的
universe
n. (often cap.) (常大写)
all space and the matter which exists in it 宇宙；世界 ；天地万物
unknown
n.&
adj. (a person or thing) whose name,
value, or origin is not known(人或事物的名称、价值或起源)未知的，未被发现的，不了解的；未知的人
（或事物）
university
n. 大学
unless
conj. if not; except
if 如果不；除非
unpleasant
adj. not pleasant; causing dislike;
not enjoyable; unkind 使人不愉快的；讨厌的；不合意的；不和善的
-unpleasantly
adv..
-unpleasantness
n.
unreserved
adj.
without limits or reservations 无限制的，无保留的；充分的；坦白的
unrest
n. 不安；骚动
unsold
adj. 未销售的
unsuccessful
adj.
不成功的；失败的
until also
till（亦作till)- prep.&
conj. up to the time
when, up to as late as 直到…为止;在…以前
not…until…
直到．．．．．．之前；不到．．．．．．（不）
unusual
adj. not usual; rare; not
common; interesting because different from others
不平常的；罕见的；与众不同的；独特的
up
adv. 1
from below towards a higher place; away from the floor, the ground,
or the bottom 向上；向更高处；离开楼面（地面，底部）
2
in
a high place 在上；在高处
3 into an
upright or raised position 趋向直立或竖起姿势
adj.
1 directed or going up
向上的
2
(of a road )being repaired (道路)正在修理的
prep.
1 to or in a higher place in; upwards by way
of 向．．．面; ;在．．．上面；由．．．向
上
2
along; to or at the far end of 沿着；向．．．的远端；在．．．的远端
3
against the direction of(the current of a river)
逆着（河流）的方向 (＜反＞down)
4 up and
down:
a. higher
and lower on 沿．．．上（去）下（来）
b. backwards
and forwards along 沿．．．来
回
upon
prep.
在．．．．．．上面
up stairs
adv.&
adj. at, to, or on
the upper floor(s) of a building 在楼上(的)；往楼上（的）
upwards also
upward AmE(亦作upward
<美>)- adv.
1 going up
向上，上升
2 with a
particular side facing up （某一面）朝上地
uranium
n. a heavy white metal that is a
simple substance(element)
and gives out
radioactivity 铀（放射性元素）
us
pron. (object form of
WE) (WE的宾格)
use
n. 1 t he act of
using or state of being used 用；使用；应用；利用
2 the ability
or right to use something 运用能力；使用权
3 the purpose
or reason for using something 使用目的；用途；用处
4 the
usefulness or advantage given by something 效用；好处；价值
use
v. used, using
1 to employ for a purpose; put to use
用；使用；利用；应 用
2to finish;
consume 消费；消耗；耗尽
3 derog
(贬 )to treat (someone) with consideration only for one’s own
advantage（为私人利益）利用（他人）；自私地对待（某人）
v.
used, BrE negative short forms
usedn’t, usen’t
(<英>否定缩略形式 usedn’t, usen’t
)
(used in the past
tense only, to show that something happened always or regularly)（仅
用于过去式中 ，表示某事过去经常或有规律地发生）
make use
of 利用；借用
use one’s
head 动脑筋；仔细考虑
USAGE
1 Used to and would are
both used of things that happened always or regularly in the past,
but would is not used at the beginning of a story用法: Used to和would
都用以表
示事物过去经常或有规律地发生，但在开始叙述时不用would: We
used to swim ev.ery day
When we
were children. We would run down to the lake
and jump in…
我们小时候天天去游泳。我们常跑到湖边，跳进水里．．．
2 The usual
question form of used to is Did(n’t)
sl: use/used
to, but Used/Usen’t she to are also
possible. used to 的常用疑问形式是
Did(n’t)she use/used
to, 但也可用Used/Usen’t she to. in the NEGATIVE, She used
not to/usen’t to and She didn’t used/use to
are all possible, but She never used to, which
expresses the same idea, is probably more common. 在否定句中，She
used not to/usen’t to 和She didn’t used/use to
两者都可用，但意思相同的She never used to
也许用得更为普遍
used
动词use的过去式
used to
过去常常
be used to
习惯于
useful
adj. 1 effective in use
有用的；有效的；有益的 2 helpful
有帮助的
useless
adj. not of any use 无用的；无效的；无益的
–uselessly
adv.
–uselessness
n.
usual
adj. happening most often;
customary 通常的，平常的，惯常的
as
usual as generally has happened
before 象往常一样；照例
usually
adv. often;
generally 通常，经常，惯常
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