adj(1)明亮的，清澈的(free from anything that dims or darkens;transparent)：see fish in～water看到清澈的水中有鱼;～glass/eyes 明亮的玻璃/眼睛;〖同〗transparent;〖反〗unclear;
 (2)晴朗的(free from cloud or mist)：a～sky/day/night 晴朗的天空/日子/夜晚;～weather/daylight 晴朗的天气/白昼;〖同〗cloudless，sunny;〖反〗cloudy， clouded;
 (3)清晰(楚)的，易懂的(easy to see，hear，read or understand;distinct)：a～voice/utterance/sound/speaker清亮的嗓音/清楚的口齿/清晰的声音/讲话清晰的讲演者;a～reflection(in the water)/outline 清晰的(水中)倒影/轮廓;The details on the photograph are very～.那相片的细部很清晰。His singing/meaning was～.他的歌声清亮/意思清楚。a～explanation/answer/article 明白的解释/清楚的回答/易懂的文章;Make it～what you mean.把你的意思说清楚。〖同〗distinct，plain;〖反〗 indistinct，unclear;
 (4)清楚的，明显的(plain;evident;obvious;unmistakable)[A(to)]：The case/His stand is～to us.情况/他的立场对我们来说是清楚的。It was quite～to me that he loved her/what she meant/why he behaved like that.我很清楚他爱她/她是什么意思/他为什么那样表现。It is a～case of murder/cheating/aggression/misbehaviour.这是明显的谋杀/欺诈/侵略/不轨行为。have a～advantage/lead明显占优势/明显领先;〖同〗plain，evident，obvious，apparent;
 (5)清楚的，明白的((of a person)free from doubt，confusion or difficulty;confident;certain)[作pred][A(about/on)，A+that，A+wh，A+wh-inf]：be quite～about the plan/about the policy/on this point对计划/政策/这一点很清楚;I'm～that it is impossible.我明白这是不可能的。I'm not～(about) what we should do/where they live.我不清楚我们应该怎么办/他们住哪里。I'm not～what to do/when to go.我不清楚该怎么办/什么时候去。a～thinker/mind/understanding of the problem 头脑清楚的思想家/清晰的思维/对问题的清楚理解;〖同〗certain，positive;
 (6)通畅的，安全的(free from blocks，obstructions，difficulties or danger)[A(of)]：a～view/road开阔的视野/没有障碍的道路;(road) be～of snow/traffic(道路上)没有雪/车辆;The way is～for you to do what you like.这样你可以随心所欲。〖同〗open，free，unobstructed;〖反〗obstructed，blocked，closed;
 (7)无罪(过失)的(free from guilt or blame;untroubled)[A(of)]：～of guilt无罪过;have a～conscience无愧于心;My conscience is～.我问心无愧。〖同〗innocent;〖反〗guilty;
 (8)没有……的(free from sth undesirable)[A(of)]：be～of debt/suspicion/worry/danger/infection 没有债务/不被怀疑/无忧无虑/没有危险/不会受感染;
 (9)无瑕的(free from marks or spots)：a～skin/complexion 无瑕的皮肤/肤色;a～wine 晶莹清澈的酒;〖同〗smooth，even;
 (10)离开(不接触)的(without risk of being touched，caught;away from sth)[作pred][A(of)][无comp]：(plane)be～of the clouds(飞机)离开了云层;(ship) be～of the shore(船)离开了陆地;Is the boat～of the rocks? 船没有碰着礁石吧? They're～of the police now.他们现在躲开警察了。
 (11)完全的，无限的(complete;without limit)[作attrib][无comp](infml)：a～victory 彻底的胜利;need two～days to do sth需两整天来做某事;(bill) be passed by a～majority(议案)以绝对多数票通过;〖同〗complete，limitless，boundless;
 (12)净得((of profit，etc) after all expenses have been paid;net)[无comp]：a～profit/margin 纯利润/盈余;a～$1000 after taxes纳税后净得1000美元;earn (get) a～￡50 a week/￡50～a week/￡50 a week～每周净赚得50英镑;〖同〗net;
 make oneself clear 表达清楚：Can he make himself～? 他能表达清楚他的意思吗?
 make sth clear(to sb)解释清楚：I must make it～to you that I can't permit you to do this.我得向你说清楚，我不能允许你做这件事。
 →′clearness n 清晰;′clearly adv 清晰地，明显地;′clearway n 不许停车的道路;͵clear-′headed adj 头脑清晰的;͵clear-′headedly adv 头脑清晰地;͵clear-′headedness n 头脑清晰;͵clear-′sighted adj 有眼光的;目光锐利的;
 adv(1)清晰(楚)地(distinctly;clearly)：speak/sing/shout loud and～说/唱/喊得响亮清晰;hear sb loud and～清清楚楚地听见某人说话;shine/see～明亮地照耀/看得清楚;〖同〗clearly，distinctly，plainly;〖反〗unclearly，indistinctly;
 (2)躲(离)开，不接近(触)(out of the way of sth)[Adv(of)][无comp]：stand～of the door/the falling tree/the rails躲开门/倒下的树/铁路;jump(leap)～of the bar/the hedge/the burning car 跳过障碍/跳过篱笆/跳离着火的汽车;
 (3)完全地，一直地(entirely;completely;all the way)[无comp]：The thief got/escaped～away.小偷逃得无影无踪了。see～to the mountain一直看到山;climb～to the top一直爬到顶上;run～to the end of the island一直跑到岛的尽头;cry～through the night 喊声响彻夜空;〖同〗entirely，completely;
 keep/stay/steer clear (of) 回避，不卷入，不走近;不使用：keep (stay/steer)～of sb/trouble/alcohol 躲开某人/避开麻烦/不沾酒;
 →͵clear-′cut adj 清晰的，明白的;轮廓鲜明的;
 v (1)变明亮(清澈)(become easy to see through)[I]：The muddy water slowly～ed.浑浊的水慢慢澄清了。〖同〗clarify，purify;
 (2)变晴朗((of the sky or the weather)become free of cloud，mist or rain)[I]：The sky(skies)/The weather/The day/It～ed after the storm.暴风雨后天放晴了。〖同〗 brighten;〖反〗cloud，darken;
 (3)消散((of fog，smoke，etc) disappear)[I，I+adv(away)]：The mist/fog/smoke～ed(away). 雾蔼/雾/烟消散了。
 (4)清除，打扫(get rid of (sth unwanted or no longer needed) (from a place))[T+n，T+n+prep(of/from)]：～the table/the room 清理桌子/房间;～the streets /the way清扫街道/道路;～the way for progress/one's throat清理前进的道路/清嗓子;～the streets/the land/the wood of snow清除街道上/地上/树林里的雪;～the area of enemy soldiers赶走这地区的敌兵;～the courtroom of photographers清走法庭里的摄影记者;～the snow from the streets把街上的雪清除掉;～the dishes from the table把盘子从桌上撤走;～the people from the palace gates把人们从宫殿门口赶走;～one's mind (oneself) of doubt/suspicion 驱除脑(心)中的疑惑/怀疑;〖同〗 rid，remove，free，empty;〖反〗obstruct，block;
 (5)证明(宣布)无罪(free from a legal charge;declare sb to be innocent)[T+n，T+n+prep(of)]：～one's name 洗清名声;“Was he found guilty?” “No，he was～ed.”“他有罪吗?”“没有，他被宣告无罪。” The judge～ed the prisoner of all charges.法官宣布撤消对囚犯的全部诉状。A surprise witness～ed the suspect of the crime.一个意外的证人证明犯罪嫌疑人没犯那罪。He was～ed of all responsibility for the accident.他被洗脱了那次事故的全部责任。〖同〗free;〖反〗accuse;
 (6)经(越)过(而不触及)(pass by，over or under (sth) without touching it)[T+n]：The horse/runner/winner～ed six feet (the bar at six feet) easily.马/跑步运动员/获胜者轻易地跳过了六英尺高(的横杆)。The small plane～ed the trees easily.小型飞机轻易地掠过树稍。The ship～ed the reef easily.船轻易地躲过礁石。He～ed the trees with only a few inches to spare.他仅差几英寸擦着飞过那些树梢。
 (7)给……办理过关手续 (get(a ship，plane，or its cargo) free by fulfilling customs and harbour requirements)[T+n，T+n+prep]：～a plane for take-off 办好飞机起飞的手续;The cargo has been～ed by the Customs.货物已被海关放行。～goods through customs办理货物过关手续;～cameras with customs将照相机验关;
 (8)通过海关((of goods) pass through (sth) after satisfying official requirements)[T+n]：The car/luggage has～ed customs.汽车/行李已验关完毕。
 (9)通过，批准(declare(sth)to be acceptable)[T+n，尤 pass]：The bill～ed the Senate.这项议案获得了参议院的批准。～an article for publication/a plan with headquarters or management 同意发表一篇文章/获得总部或管理层对计划的批准;The plans for the new road have not yet been～ed by the local council.修建新道路的计划还未获得当地议会的批准。
 (10)(经票据交换所)结算支票(pass a cheque from one bank to another through a clearing house)[T+n，I]：It takes 3 days to～a cheque/for a cheque to～.交换一张支票要三天。All cheques～ed yesterday.所有支票昨天都交换完了。
 (11)获纯利润，净得(earn (money) as net profit or earning)[T+n](infml)：～￡ 1000 in a year/on a deal/in a transaction 一年/一笔买卖/一笔交易净得1000英镑;～one's expenses 除开支外还有赚头;
 (12)还清(repay (sth) in full)[T+n]：～one's debts/a loan还清债务/贷款;
 clear away (v adv)清除，收拾(vt)：～away the dishes/the plates/the papers 把盘子/碟子/文件收拾走;
 clear off (v adv) 1)付(偿)清(vt)：～off one's account/one's debt 付清账/还清债;2)清除(vt)：～off a table收拾干净桌子;3)跑(走)开(vi)：C～off before I call the police!走开!别让我叫警察!
 clear out (v adv) 1)迅速走开(vi)：I wish you'd～out and leave me alone.我真希望你离开我，让我一个人待着。2)清除(vt)：～the rubbish out清除垃圾; 3)腾空(vt)：～out the attic/the room 腾空阁楼/房间;
 clear up (v adv) 1)晴朗起来(vi)：It(The weather/The sky) has～ed up.天放晴了。2)澄清，解决(vt)：～up a mystery/a difficulty/a misunderstanding/a problem/a doubt 揭示奥秘/解决困难/澄清误解/解决问题/消除疑虑; 3)整理，收拾(vt & vi)：～up a room/a table/the things on the table/all the litter/this mess收拾房间/桌子/桌子上的东西/所有杂乱的东西/乱七八糟的东西;C～up before you leave.离开前整理一下。
 →′clearing-house n 票据交换所;′clearance n 交换;允许;清除;间距