new materiaZ is virtuaHy
tmbreafcaWe.这种新材料实际上 是不碎的。033 BREAKABLE
un-bridge-able /An'brid3abl/ adj. an unbridgeable
gap or difference between two people or groups or
their opinions is one that cannot be closed or made less wide (分歧、意见等）无法弥合的；无法沟通的
un-bridied /An'braidld/ adj. [usually before noun]
{formal)
not
controlled and therefore extreme 无节制的；奔放 的；极端的：imbridiedpassfori奔放的激情
un-broken /An'br0uk0n; NAmE -'brou-/ adj. 1 not inter- rupted or
disturbed in any way 连续如；不间断的：a singZe unbro/cen 〖ine —条连续的线◊ 30 years o/virtuaHy unbrofcen peace _续将30 年的和平◊ mj^rst night 0/ unbroken sleep since
the baby was bom g 我睡的头一个囫囵觉 2 (of a record in a sport, etc.
运动纪录）tiiat has not been
improved on 未▲脅 的；未被打破的；未被超过的
un-buckle /.An'bAkl/ verb [VN] to undo the buckle of a
belt，shoe，etc•解开，松开（皮带、鞋子等）的扣
un-burden /.An'baidn; NAmE -'b3：rdn/ verb [VN] 1 〜yourself/sth (of st.lt) (to sb) to talk to sb
about your problems
or sth you have been worrying about, so that you feel less anxious 倾诉；诉说；诉苦：
She
needed to unburden herseZ/ to somebody•她需要找个 人诉诉心里的苦衷。2 〜sb/sth
(of sth) to take sth that causes a lot of work or
worry awa^ from sb/sth 给…解
除（负担）；分忧EDH burden un-but*ton /.An'bAtn/ verb [VN] to undo the buttons on a piece of clothing 蝻开…的鈕扣：ffe unbuttoned his
sWrt.他解开衬衣扣子。033 BUTTON (UP) un-but-toned /.An'bAtnd/ adj. informal and relaxed #
正式的；轻松舍；无拘束的：Sta# respond vveH to
her unbuttoned style o/mcmagement.职工对她洒脱的管理风
格反应很好。
■un_caMed for <7办（of behaviour or remarks 行为或言论）
not
fair or appropriate不公允的；不适当的；未裕当的 PgiTI unnecessary： Ms comment
were imcaHed/or•他 的评论有失公允。◊ uncaHed-/or
comments不恰当私言 un-canny /An'kaeni/ adj. strange and difficult
to explain 异常的；条以解释的HE3 weird: I had an uncanny jedi’ng J was being
watched.我有种被人监视的奇怪感觉。
〇 It was uncanny really, almost as if she knew what I was thinfci’7ig.真是不可思议，她好像知道我在想什么似
■的。► un.can.nily flc/v.: He
looked uncannily like someone〖fc/iew.彳似我认识的一个人。
un_cared for not taken care of'无人照看的 H771 neglected ： rhe garden Zoofced uncared ^or.这花园似
乎无人管理：〇an uncared-/or garden —个无人照料侖 花园_
un.car.ing /wn’kearm; A/Amf -丨ker-/ .sapprov/Vjg)
not sympathetic about the problems or suffering of
other people 冷漠的；无同情心的 ECO] callous r»T3ll
CARING
un-ceas-ing
/An'siisir)/
adj.
(formal) continuing all the time持续不断的；i绵不绝的PgiTl incessant ： imceasiVig ej5fbrts 不懈的努力◊ Hanes
passed.overhead with unceasing reguZarify.每隔一段时间总有飞机从头]^ 飞过。► un.ceas.ing.ly : Snow fell unceasingly.
雪连绵。
un-cen-sored
/An'sensod;
NAmE -sard/ adj. (of a report,
film/movie，etc.报吿：电影等）not censored_(=
having had parts removed that are not considered suitable for the public)未作删剪的；未经审查的：an u/icensored
newspaper arride —龠桌经删剪的报纸i章 un-cere*mo-ni-ous /.An.sera'maunies; NAmE -'mou-/ (/o/wfl/)
done roughly and rudely 暴无礼的；粗 ^ 的：He was bundled out of the room with
unceremo- m'ous haste.他被粗暴地轰出 M外。一compare ceremonious
un-cere-mo-rti-ous-ly /.An.sera'mauniesli; NAmE-'mou-/ adv.
{format) in a rough or rude way, without caring about a person’s
feelings 粗野地：粗無无礼地：TTiey dumped his belongings
unceremoniously on the floor, 们粗暴地把$的物品摔到地板上。
Uil-Cef-tain /An'S3：tn; NAmE An'ssirtn/ adj.
1 [not before noun] ~ (about/of sth) feeling doubt about
sth; not sure 无把握；犹豫；拿不准：They’re both uncertain about what
to do•他们两人都拿不金主意该
怎么办.。<> Vm still uncertain of my feelings for him.
^ 仍不能肯定我对他的感情。EQ3 CERTAIN 2 likely to change, especially in a negative or
unpleasant way 多 变的；难预料的：Our ioofo uncertain.我们似乎
前途渺茫。◊ a man 〇/uncertain temper脾气令人捉摸不
运的負人3 not definite or decided不确定的；未决定的
Kn
unclear ： It is uncertain what his role in the company vviH be.他在公司担当什么职务尚未决定。4 not conhdent信心不足的；迟疑的HT1 hesitant ： The baby taofc i_ts月rst uncertam steps.宝宝迈出了最初的瞒
跚命脚步。n»^l in ,no uncertain 'terms clearly and strongly向确有力地；毫不含糊地：J to!him what J thought of him in no
uncertain terms.
了我对他的看法。'
un-certain>ly /An's3：tnli; NAmE -'S3：rtn-/ adv. without confidence 犹逢地；迟疑地 Cin hesitantly ： They smiZed uncertomfy at
one another•他们坑豫地相视而笑。
un-certainty /An's3：tnti; NAmE -'S3：rtn-/ noun {pi. -ies) 1 [U] the state of being
uncertain 犹豫，迟疑；无把握： There is considerable uncertainty about
the company's 扣ture.这家公司的前景相当渺秦。◊ He had cm a〖r 0/ uncertainty about
him.他显出将信将疑的神情。2[C] something that
you cannot be sure about; a situation that causes you to be or feel uncertain 拿不定的事；令
人无把握的成面：h/e’s uncertainties人生的不可因素◊ the
uncertainties 〇/war战争带来的不确定性
un-chaMenge-able
/An'tJ'aelind38bl/ adj. that cannot be
questioned or argued with; that cannot be chal- lenged不可争辩的；不容置辩的；不可挑战的：unchd- lengeable evidence
un-chal-Senged /An'tjaelmd3d/ adj. 1 not doubted； accepted without question; not challenged 不被怀疑
的；完全接受的；没有异议舍：She couid not aHow
such a daim to go undiaHenged.她不能对这样的说法听之任
之。2 (of
a ruler or leader, or their position 统治者、 领袖或A地位丨not opposed by anyone无人反奴的；―、
固的：ffe is in a position 〇/ uncftaHenged authority.他 拥€绝对的权威。3 without being
stopped and asked to explain who you are，what you are doing,
etc.无阻 挡的；未受盘査的：J waZfced i>ito the
buiWing uncha!- Zenged.我畅行无阻地走进大楼。
un-change-able /An'tjeind3abl/ adj. that cannot be
changed不可改变的：unchangeaWe 〖aws不变的定律
—compare
changeable
un-changed /An'tjeind3d/ adj. [not usually before noun] that has stayed the
same and not changed 不变；没有 变化：My opfnion remains
unchanged.我的餐法一如
既往。
un-chan-ging /An'tj'emdsirj/ adj. that always stays the
same and does not change 永恒的；不变的：unchan- ging truths永恒的真理
un-charac-ter.is.tic /,An,kaer9kt9'ristik/ <3办〜（of sb) not typical
of sb; not tlie way sb usually behaves (指人 的行为）非典型的；非通常的；表现奇怪的：T/ie remark was quite
uncharacteristic 0/her.这话很不像是她说的。
PT3i] characteristic ► im-char.ac.ter.is.tic.aMy /-kli/ adv. ： The children had
been uncharacteristically quiet. 孩子们显得异样的安静。
un-char-it-able
/An'tjaeritebl/
adj. unkind and unfair in
the way that you judge people 刻薄的；苛刻的；冷酷
的：unc/iaritaWe thoughts 刻薄的想法 r»ni3 charit- able ► un>char*it-ably /-abli/ adv. un-chart-ed /.An'tjaitid; NAmE -'tjairt-/ adj. [usually before noun]
1 that
has not been visited or investigated before; not familiar人迹罕至的;无人涉足的；陌生的： TTiey sef 〇方 into the country’s uncharted interior.他们出 发通往这个国家人迹罕至的内陆。◊ (^wraf/ve)
77ieparty is sailing in uncharted waters (= a situation it
has not been in before)•这个党面临一种崭新的局势。◊ (figurative) I was moving into uncharted
territory (= a completely new experience) with this
relationship,
关系让我另1始有全新的体验。2 not marked on a map地 图上未绘出（或未标明）的：rhe sh中hit an imcharted
rocfc.船撞在海图上未标示的岩石上。
un-checked /.An'tjekt/ adj. if sth harmful is unchecked,
it is not controlled or stopped from getting