of the ■ ground 在地下.；'在.地面下：Rescuers /oumf victims trapped several feet
underground. ^
有受难者被ft在地下几奚尺处，。◊ toxic
waste buried deep undergraimd深埋在地下的有毒废弃物2 in or into a
secret place in order to hide from the police, the government, etc•隐蔽地；隐匿地：He went underground to avoid arrest. 他隐;^起来以肪被捕。
■ noun /'Andagraund; NAmE -darg-/ 1 (often the Underground) (Br£) (A/AmE sub-way) [sing.] an underground
railway/railroad system in a city (城市的）地下铁路系
统，地铁：imderground stations 地被车姑◊ t/ie ion Jon Underground 0 I always travel by underground.
我总是乘地铁。一compare metro
/i(l)，tube⑹ 2
the
underground [sing.+sing./pl. v/.] a secret political
organization, usually working against the government of a country秘密政治组织;^反政府）地下组织
BRITISH/AMERICAN英国/美国英语
underground ♦ subway ♦ metro ♦ tube
A city^ underground
railway/railroad system is usually called the underground (often the Underground) in and the subway in AMrnf. Speakers of Srf also use subway for systems in American cities and metro for systems in other European countries. The Metro is the name for the systems in
the .underground e conomy noun [sing] {
=BLACK ECONOMY
undergrowth /'AndagrauG; NAmE 'AndargrouB/ (6r£) (NAmE under-brush) noun [U] a mass of bushes and plants
that grow close together under trees in woods and forests下层灌木丛（指林木下的.）；_ They used thefr knives to clear a path through the
dense undergrowth, jlfe 们用Zl在律密的灌木丛中劈开一条小路。◊ The murder weapon was found concealed in undergrowth. A D<l 被发现藏在灌木丛f。
underhand /.Ande'haend; NAmE -dar'h-/ (also less frequent under-hand；ed /-'haendid/) adj. {disapproving) secret and dishonest%密的；阴险狡诈的；遍鄙的：
1
would never have expected her to behave in such an imderhand way•我从未想到她的行为竟如此阴险^
under-in*sured /.Andarin'Xuad; NAmE -'Surdl adj. not having enough
insurance protection 保险{额）木
足的 .
underlay /'Andelei; NAmE 'Andarlei/ noun [U, C] a layer of
thick material placed under a carpet to protect it
地毯衬_
underlie /.Anda'lai; NAmE .Andar'lai/ verb (underlying, underlay /-'lei/, under-lain /-'lem/) [VN} [no passive] to be the basis or
cause of .sth 构成…的基础；
作为…的原因：rhese_ ideas imder〖fe much 〇/ his uwfc. 他的作品大部分都是以这些主题思想为基础。
princfpZe that under/ies aH the
party’s poiicies•这是贯穿
该党4项政策的一条准则。_ see also UNDERLYING
under-line /.Ande'lain; NAmE -dsr'l-/ (also underscore especially in NAmE) verb 1 [VN] to draw a line under a word,
sentence, etc.在（词语％下 > 画线；画底线标出
2
to emphasize or show
that sth is important or true 调；突现：[VN] 77ie report
underZines the importance 〇/ pre-schooi
education.这份报告强调学前教育的重要性。◊ [V wh ] Her question underlined how little
she understQod him.她p问题表明她多么不了解他。[also V that]
under-ling,/'Andalirj; NAmE 'Andarlii]/ noun {disapproving) a person with a lower rank or status ^ 唆 啰；手卞；下属BOG]MINION
underlying /.Ande'lanrj; NAmE -der'l-/ adj. [only before noun] 1 important in a
situation but not always easily noticed or stated dearly 根本的；潜在的；隐含的：I7ie
underlying assumption is that the amount of money —e is fimited隐含的假定是，可用的资金有限。〇
Unemployment
may be an underlying cause of the rising crime rate•失业可能是犯罪i攀升的潜在原因D 2 existing
under the surface of sth else 表面下的；■下.层 的：the imtierZying rocfc
/ormatfon 地表下的岩:石.结构 —see also underlie
under manned /.Anda'maend; NAmE -dar'm-/ adj. (of a hospital，'factory，etc.医院、工厂等）not having enough people working in order to be able
to function well A 手不足的；编制不足的；缺编的SCI UNDERSTAFFED OVERMANNED
under-men-tioned /.Ande'menJ'nd; NAmE-der'm-/ adj. (BrE, formal) used in a book or document to refer to sth
that is mentioned later <用于书或文件>下述的
undermine /.Anda.mam; AMmf
-d9r.m-/ ve/i? [VN】1 to make sth, especially
sb’s confidence or authority, gradually weaker or less effective 逐 渐削弱 （信心 、权威 等）；•_ 使逐'步减少'效力Our confidence in the team has been
seriously undermined by their recent defeats, PA 最近的几次失败已严重动摇了我们对他们的信心。◊ 771& crisis has undermined
his position•这场危机已损害了 他的地位。2 to make sth weaker at the base, for
example by digging under it从根基处破坏；挖…的i脚 underneath
OTf /.Anda'niiG;
NAmE -dar'n-/ prep., adv., noun
mprep., adv. 1 under or below sth else,
especially when it is hidden or covered by. the thing
on top 在…底'下； 隐藏（或掩盖）_%卞面：rhe com roHed underneath
the p^mo. 币滚到 T钢琴底卞。◊ This jacket’s too big, even with or
sweater
unciemeat?!.即使里面穿一件毛衣，这件
外套也太f 了。2 used to talk about sb’s real feelings or character, as
opposed to the way they seem to be (指真实的感情或格）在…表象之卞：C/nderneath her cooZ exterior she was reaHy very
/Hghtened 她夕卜表冷 静，其实■内心十:分害怕。◊ He seems bad-tempered, but he’s very
sq/t-heartej imdemeath•他表面脾气感躁，实则
菩萨心肠。
mnoun the underneath [sing.] the lower surface or part of sth (物体的）下表面，底面，底部，下部：She puHed the drawer out and examined the
underneath carefully.
她拉开抽屉仔#查看底部。
under-nourished /.Anda'DAriit; NAmE -d0r'n3：r-/ adj. in bad health because of a lack of food or a lack of
the right type of food营养不良的；缺乏营养的HE1 malnourished ： severely undernourished children f1 M ■营养不良的 J.L 童► under.nour.ish.ment /-■nAriJ'mant; NAmE -'n3：r-/ noun [U]
underpaid /.Anda'peid; NAmE -dar'p-/ adj. not paid enough for the
work you do报酬过低的；酬不抵劳的：
Nurses
complain of being overworked and underpaid. 护士抱怨工作劳累过度而报酬过低。
underpants /'Andapaents; NAmE -darp-/ noun [pi.]
3
(also /zi/omifl/ pants) (8r£) a piece of men’s underwear worn under
their trousers/pants (男用）内裤，衬裤
4
(NAmE) a piece of underwear worn by
men or women under trousers/pants, a skirt, etc.(』男、■女）内裤，衬裤
underpass /'Andapais; NAmE 'Andarpaes/ noun a road or path that goes
under another road or railway/ railroad track下倉通道，地下通道（在另一条道路或铁
路之下:一 compare overpass underpay /.Anda'
underperform /.Andapa'foim; NAmE .Andarpar'foirm/ verfc
[V] to not be as successful as was expected 发挥术
够；表现i不理想
underpin /.Anda'pin; NAmE -dar'p-/ verb (-nn-) [VN] 1 (formal) to support or form the
basis of an argument, a claim, etc.加强，巩固，构成（…的基础等）：77ie report is imderpirmed by exten^ve
research..这份报告以
广泛的研究为羞础。2 (fedm/cfl/术语）to support a wall by
putting ■ metal, concrete, etc. under it 力d 自（墙）基
►
under pin ning noun [C, U] underplay /.Anda'plei; /SMmf -dar丨p-/ verfc [VN]㈣ BrB) to make sth seem less important than it
really is #