'traffic jam noun a long line of vehicles on a road that
cannot move or that can only move very slowly 堵车； ■交通阻塞：We were
stuck m a traJ5f!c jam.我如遇上了
交通阻塞。
'traffic
light noun [C] (also
'traffic lights [pi.]) (NAmE also stoplights
[pi.]) a signal that controls the traffic on a road, by means of
red, orange and green lights that show when'you must stop and when you can go 交通
信号灯：rum Ze/it at
the traj^c Hghts.居交通信号灯处向
左拐.。
'traffic warden noun {Br£) a person
whose job is to check that people do not park their cars in the wrong or for
longer than is allowed, and to report on who do or tell them that they have to
pay a fine (处理字章停车的）交通管理员' tra-gedian /tra'd3i:dian/ noun (formal) 1 a person who writes tragedies for the
theatre ,悲居ij作家 2 an actor in tragedies悲剧演员
tra-gedi-enne /tra.dsiidi'en/ noun (formaf) a female
actor in tragedies 悲剧女叙员
tra-gedy /'traed3adi/ noun [C, U] {pi. -ies) 1 a
very sad event or situation, especially one that involves death 悲 惨的事；木％灾难；惨案：Jt’s三tragedy that she died so young.她英年早逝是一大悲哀。◊ Tragedy
strucfc the family
when their son was hit by a car and killed. 这个家庭惨遭不幸，他们的儿子被汽.车撞死7。orhe whoie afair ended m tragedy•整个事件以悲剧而告终。
2 a serious play with a sad ending,
especially one in which the main character dies; plays of this type 悲、 剧；悲剧作品：Shakespeare’s tragedies莎士比亚悲剧
◊ Greek tragedy 希腊悲剧一compare comedy(I) tra-gic /'traedsik/ adj. 1 making you feel very sad, usually because sb has died or suffered a lot
悲 &的；
悲痛的；_ 可悲的：He was fcfHed in a tragic accident at the age o/24.他24岁时在一次悲惨的事故中丧命。◊ Cuts in the health service could have tragic consequences /or patients.减少公共医疗卫生服务可能对病人造成悲
惨的后果。◊ ft wouZd be tragic 纩 her taient remained unrecognized.若她一直怀才不遇，那就可悲了。2 [only before noun] connected with tragedy (= the style of literature)悲剧的：a tragic actor/Tiero 悲剧演员 / 男主 角► tra.gic.al-ly
/-kli/
adv. •• Tragically, his wife was fciZZed m a car
accident.他的妻子在车祸+不幸身亡。◊ He died tragicaHyyoung•他英年早逝。
•tragic ’irony /70W/7 [U] (tedm/ra/ 术语）a
technique in literature in which a characters actions or thoughts are known to
the reader or audience but not to the other characters in the story悲剧性讽示（故事中某个人物的
行为或想法为读者或观众所知却不为故事中其他人物所知
的_现手法）
tragi-com-edy /,traBd3i'kDm0di; NAmE -'karm-/ noun [C, U] {pi. -ies) 1 a play that is both funny and
sad; plays of this type 悲喜剧；悲喜剧作品 2 an event
or a situation that is both funny and sad悲喜交加的事情（或局面）
► tragi-com-ic /-'kDmik; NAmE -'ka:m-/ adj. trail /treil/ noun, verb
■
noun 1 a
long line or series of marks that is left by sb/sth (长串的）痕迹，踪迹，足迹：a tmi7o/Wood — 连串血迹◊ tourists who Zeave a trafZ 〇/ Htter everywhere they go—路乱丢垃圾的游客◊ 77ie hurricane a trafZ 〇/ destruction behfnci it. _ 风过后满目疮痍。2a track, sign or smell that is
left behind and that can be followed, especially in hunting (尤指打猎时跟踪的）踪 迹，足迹，臭迹：77ie hounds were /oHowfng the
/ox’s traiL猎犬追踪着狐狸的气味。oThe poHce are stiH on the traf〖〇/the escaped prisoner.警方也在追捕逃犯。■ ◊ Fortunately the trail
was still warm (= clear and easy to follow).庆幸的是痕迹仍然清晰可循。◊ 77ie tra« ftad gone coW.臭迹已经消矣了。3 a path through the countryside (乡间的）小路小径：a trail through the /orest 穿过森# 的小路一see also nature trail 4 a route that is followed for a particular
purpose
(特定）路线，路径：a tourist trnfi
(= of famous buildings) 〇 politicians on the campaign trail
(=travelling around to attract support)进行巡回宣传的 政治人物 IT^l see blaze v., hit v., hot adj.
verb 1 to pull sth behind sb/sth,
usually along the ground; to be pulled along in this way (㉟）拖，拉:
2145 train
[VN] A jeep trailing a cloud of dust was
speeding in my direcrion. •辆吉普车拖着一股扬尘，朝我疾驰而来。◊
■
trailed my hand in the water as the boat moved along. 我把手放在水里，让小船拖着往前划行。〇[V，usually
The
bride’s dress traiZed behind her••新娘的 结婚礼 M —在身后C 2 [V to walk slowly
because you are tired or bored,
especially behind sb else (尤指跟在他人后面）疲惫地走，没精打采地慢走，
磨蹭：The kids trailed around after us while we shopped /or ckthes.我们在商店买衣服时，孩子们无精打采地跟在
后面。3 〜（by/in sth) (used especially in the progressive
tenses 尤诗 于进行 汾） to be losing a.game or
other contest (在比赛或其他竞赛中）落后，失利，失败：[V] CMted were trailing
S-O at haZ/-rime.辱队在上半场结束
时以0:2落后。◊ We were tra出ng by力ve points.莪们备 后五.分。◊ rhis country is sriZZ tmih'ng badZy in scferm^i’c research.这个国家在科研方面仍然大大滞后。◊ [VN] TTie Conservatives are trailing Labour in the opinion
polls. |E 民意测验中保守党的支持率落后于工党。4 [VN] to follow sb/sth by looking for signs that show
you where they have been 跟踪；追踪：The police trailed Dale for days. 警方跟踪了嫱永多曰。5 [V] (especially
of plants尤指植 物）to grow or hang downwards over sth
or along the ground蔓生；蔓延：trading 蔓生植物◊
Computer wires were
trailing all over the floor.
满了计算机的连线。,trail a_way/_off (of
sb’s speech 话语）to
become gradually quieter and then stop声音逐渐减弱到停止；逐渐消失：他voice
traited away to nothing.他的声音越来越小，最后消失了,。◊
[+
speech]
'I only hope \ she
trailed off. “我只希 望:>她的声音越来越小，最后听不到了。
'trail bike noun a
light motorcycle that can be used on rough ground越野摩托车
trail-blazer /'treilbleiz0(i-)/ noun a
person who is the first to do or discover sth and so makes it possible for
others to follow创始人；先驱；拓荒者；开路先锋
—compare blaze a trail at blaze v. ► trail.blaz.ing adj. [usually before noun] ： trailblazing scientific research 创_新的科学研究
trail-er /'treila(r)/ noun 1 a
truck, or a container with wheels, that is pulled by another vehicle 拖车；挂车：
a car fowfng a trader wfth a boat on 拖着一辆载有
小船的拖车的小汽亨_ see also tractor-trailer
■
[NAmbj {BrE mobile home) a vehicle without an engine, that can be
pulled by a car or truck or used as a home or an office when it is parked (拖车式）活动房
屋，活动工作室：a
trailer park (= an area where trailers are parked and used as homes)拖车式活动房屋
停车场 3 (M4m£) =f mobile home(1) 4 (espec/’fl//y 8/f)
(NAmE usually
preview) a series of short
scenes from a film/movie or television programme, shown in advance to advertise
it (电影或电丨见节目的）泣告片note at ad
'trailer trash noun [U] {NAmE, informal, offensive) a way
of referring to poor white people from a low social cl^s住活动房屋的废物（指地位低下的贫困白人
'trailer truck noun (
train /trem/ noun, verb
m noun 1 a railway/railroad engine pulling a number of
coaches/cars or trucks, taking people and goods from one place to another 火车；列车：to get 〇n/oJ5T a trafn 上/ ¥火车◊ J Wee tmveHing by
train.我喜欢乘火车旅 行。◊ a pa5senger/commuter/goods//>*efght
train 客 运 / 市郊通勤 / 货运列车◊ to catdi/tafce/get t/ie tram to iondon赶上/ _坐/搭乘开往伦敦的火车◊ a train
journ^y/driver 火车旅程 / 司机◊ Ybu have to change trains at Reading.知得在雷 T 换乘火车。一see also
GRAVY TRAIN, ROAD TRAIN, WAGON TRAIN 2 a number of
people or animals moving in a line 列队行进的人
(或动物V;队列；行列：a camei
train骆驼队
■
[usually sing.] a
series of events or actions that are
connected 列相关的事情（或行动）：册death
set in motion a train of events that led to
the outbreak of war.他的死引发了一系列的事件，从而导致了战争的爆
发。4 the part of a long
formal dress that spreads out on the floor behind the person wearing it 兔裾， 裙裾（长礼服的曳地部分）1031 bring sth in its ‘tra 丨 n to have sth as a
result 带来…后果：