n (1)光(線)，亮光(brightness caused by the sun， fire， an electric lamp， etc which makes it possible to see things)[U]：the～of the sun/the moon/the fire 陽/月/火光;the～of a candle/a lamp燭/燈光;generate an intense beam of～產(chǎn)生一束強(qiáng)光;L～travels very fast. 光速極快。L～streamed into the room/struck on her face. 光線照進(jìn)房間/照射在她的臉上。dazzling～ 耀眼的光;poor/strong～微弱/強(qiáng)烈的光;in the broad～of day 在光天化日之下;By the～of a torch，he began to read. 他借著火把的光亮開始讀書?！玴ens/waves/years 光筆/光波/光年;
?(2)黎明，白天(daybreak;daytime)[U]：get up before～天不亮就起床;leave before the～fails 在天黑前離開;L～is breaking. 天破曉了。
?(3)光源，(尤指)電燈(anything that produces light， esp an electric lamp)[C]：put on/switch on/turn on a～開燈;turn off/out a～關(guān)燈;dim the～s 使燈光變暗;turn the～s down/up 把燈光調(diào)暗/亮;A～went out/was burning/was flickering一盞燈滅了/亮著/閃爍著?！玸 are on/off/out 燈亮了/滅了/滅了;a beacon/ceiling/floor/neon/traffic～信標(biāo)/頂/地/霓虹/交通信號(hào)燈;an electric～ 電燈;a backup/reversing～(汽車)倒車燈;go through/stop at a～闖紅燈/在交通信號(hào)燈前停車;flashlight 閃光燈;手電筒;floodlight 泛光燈;taillight 尾燈;～bulb燈泡;〖同〗lamp;
?(4)(電)引火物(thing for providing a flame)[C]：put a～to the fire/powder 點(diǎn)火/點(diǎn)燃火藥;strike a～擦火柴;He came over and begged for a～. 他過來借火。Please give me a～. 請(qǐng)借個(gè)火。Do you have a～for my pipe. 能借火點(diǎn)一下我的煙斗嗎?
?(5)神情(look or expression on the face suggesting brightness，liveliness，etc)[U，a～]：a mischievous～in her eyes 她眼睛里露出淘氣的神情;There was a strange～in his eyes when he spoke. 他說話時(shí)眼神顯得很奇怪。The～died out of her face. 她臉上的容光消失了。
?(6)啟迪，說明，線索(sth that enlightens or informs)[C，U]：He gave valuable～s on the matter. 他提供了有關(guān)這事的寶貴線索。Now I begin to see～on the matter. 現(xiàn)在我對(duì)這事開始有所領(lǐng)悟了。cast/shed/show/throw～on (upon) sth 闡明(使人了解)某事;The public expects～and leading from him. 公眾期待他的啟迪和指引。
?(7)觀點(diǎn)，見解(way of looking at things;view)[C]：view sth in a historic～以歷史的眼光看待某事;We have to interpret his words in a modern～. 我們必須以現(xiàn)代的觀點(diǎn)去解釋他的話。She only saw him in a good/favourable～. 她只看到他好的一面。The matter may be viewed in a different～. 對(duì)這事可能有不同的見解。The book is full of new～s on the French Revolution. 這本書對(duì)法國(guó)大革命的闡述有許多新見解。
?(8)榜樣，顯赫人物(person looked on as an example;famous person)[C]：one of the shining～s of our age/leading～s in the field of medicine 我們時(shí)代的光輝榜樣/醫(yī)學(xué)領(lǐng)域的顯赫人物之一;the leading～s of diplomacy 外交界頭面人物;literary～s of England 英國(guó)文學(xué)名家;
?(9)(繪畫中的)亮處(brighter part in a painting)[U，C，通常sing]：～and shade in a painting 畫中的明暗;the high～s 畫中最亮之處;
?(10)窗(window or part of a window)[C](尤用于構(gòu)成合成詞)：a room with a north～窗子朝北開的房間;sky～天窗;
?according to one's lights 按照自己的見解(能力，信念)：do one's best according to one's～s 盡力而為;He is a good father according to his～s， but very strict. 他認(rèn)為自己是個(gè)好父親，但很嚴(yán)厲。
?at (the) first light 天剛亮：The attack was on at the first～. 天一亮進(jìn)攻就開始了。
?bring sth to light 暴露：The crime was brought to～years later. 那樁罪行幾年之后暴露了。
?by the light of nature 本能地，自然而然地;
?come to light 被人發(fā)現(xiàn)，為人所了解：Since the trial，further evidence has come to～. 審判之后又發(fā)現(xiàn)了新的證據(jù)。
?go out like a light 很快睡著，突然暈倒(infml)：After a day's hard work he lay down on the bed and went out like a～. 勞累一天之后，他倒在床上就睡著了。
?hide one's light under a bushel(才能等)不外露：Mr. Smith is an expert in many fields，but most people think he is not very smart because he hides his～under a bushel. 史密斯先生是多方面的專家，但是多數(shù)人認(rèn)為他并不很精明，因?yàn)樗拍懿煌饴丁?br>?in (the) light of 按照，根據(jù)，考慮到：In the～of these changes we must revise our plan. 考慮到這些變化，我們必須修改計(jì)劃。
?see the light (of day) 1)出生：The children visited the old house where their great-grandfather first saw the～of day. 孩子們參觀了他們的曾祖父出生的老房子。2)出版，發(fā)表：The author died before his book had seen the～. 作者在他的著作出版之前就去世了。
?stand in the/sb's light 擋亮：Please move a little further，you're standing in my～. 請(qǐng)挪開一點(diǎn)兒，你擋住我的光線了。
?→′lighthouse n 燈塔;lightless adj 無光的;暗的;′lighten v 照亮;發(fā)(變)亮;′lightship n 燈塔船;headlight(汽車)前燈;
?adj (1)明亮的(bright;not dark)：a～room 明亮的房間;His room is～and airy. 他的房間又明亮又通風(fēng)。She opened the door wide so that the room was～er. 她把門大敞開，屋里就亮多了。By the time we had finished，the sky was already～. 我們完工的時(shí)候天已經(jīng)亮了。It's getting～. 天漸漸亮了。〖反〗dark;
?(2)淺色的((of colour)pale)：～blue/green/yellow 淺藍(lán)/綠/黃;a～gray suit 一套淺灰色西裝;〖反〗dark;
?(3)淺白的((of hair，skin)pale;nearer to white)：～complexion 白皙的皮膚;～hair 灰白的頭發(fā);
?→′light-coloured adj 淺色的;
?v (1)點(diǎn)燃(set fire to;cause to burn)[I，T+n，T+n+prep]：The match is wet and won't～. 這根火柴濕了，點(diǎn)不著。Wet wood doesn't～easily. 濕柴不易點(diǎn)燃?！玜 cigarette/a candle (with a match/lighter)(用火柴/打火機(jī))點(diǎn)燃香煙/蠟燭;～a fire/a stove 生火/爐子;〖反〗extinguish;
?(2)照亮(明)(provide light for)[T+n，T+n+prep]：One large lamp～ed the room. 一盞大燈照亮了房間。The lobby is brightly/brilliantly/poorly lit. 大廳燈光明亮/燈火輝煌/燈光昏暗。Our streets are lit by electricity. 我們的街道用電照明。
?(3)用燈光指引(signal or guide with lights)[T+n+prep]：The beacon lit the plane to a safe landing/the ship into the harbor.信標(biāo)引導(dǎo)飛機(jī)安全著陸/輪船進(jìn)港。～one's way with a pine torch/an electric torch 用松枝火把/手電照路;
?light up (v adv) 1)點(diǎn)煙(vt & vi)：～up a pipe/cigar 點(diǎn)燃煙斗/雪茄;He～ed up before speaking. 講話前他點(diǎn)著了煙。2)照亮(vt)：The fire lit up her face. 火光照亮了她的臉。3)(使)容光煥發(fā)(vt & vi)：Joy/A smile of triumph lit up her face. 她臉上喜氣洋洋的/露出勝利的微笑。His face lit up when he saw her.他見到她時(shí)面露喜色。4)亮起來(vi)：The neon signs lit up. 霓虹燈亮起來了。5)開路(車)燈(vi)：It's getting dark—time to～up. 天黑了，該開燈了。
?→′lighter n 打火機(jī);′lighting n 照明(設(shè)備);點(diǎn)火;光線;′lightening n 閃電;adj 突然的;
?【用法】lighted和lit都可用作light的過去時(shí)和過去分詞。通常lighted作定語形容詞，如：a lighted candle(點(diǎn)燃的蠟燭)。而lit通常用在復(fù)合詞里，如：a moonlit sky(月光明亮的天空)，starlit(星光照耀的)。