1. 光滑的，平坦的，平静的　 having an even surface without points, lumps, bumps, etc.; not rough
2. 平稳的，不颠簸的，不摇晃的　 moving evenly, without bumps, jolts, stops, etc. or even in movement without sudden changes or breaks
3. 顺利的，没有困难的，无问题的　 free from difficulties; problems, etc.
4. 过分殷勤的，圆滑的　 flattering and agreeable (but perhaps insincere); (too) polite

　smooth　的基本意思是“滑”，指某物的表面状态时，表示“平滑的，光滑的，平坦的”；也可指某物体在开动中不摇晃、不颠簸；还可指文章、文体、声调等方面是“流畅的，和谐悦耳的”。指人时，表示举止及仪表是“圆滑的，温和的，油腔滑调的，迎合讨好的”，多含有贬义。指饮料时，则表示味道“可口的，醇和的”。

　～ breathing　畅顺的呼吸
　～ cigar　烟味温和的雪茄
　～ crossing　平稳的横渡
　～ custard　调匀的蛋奶糊
　～ journey　平安的旅程
　～ landing　平稳的着陆
　～ manner　圆滑的态度
　～ passage　顺利通过
　～ paste　调匀的面糊
　～ ride　平稳的行驶
　～ road　平坦的道路
　～ sea　平静的海面
　～ skin　光滑的皮肤
　～ voice　柔和的声音
　～ to the touch　手感平滑

　She has smooth skin.　她皮肤光滑。
　It's smooth paper.　这是光滑的纸。
　We are now in smooth water.　我们现在风平浪静了。
　Bring the car to a smooth stop.　平稳地刹住汽车。
　I hope you'll have a smooth flight.　我希望你飞行顺利。
　There is a smooth style of writing in this novel.　这本小说文体流畅。
　That's a smooth wine.　那是一种醇和的葡萄酒。
　I don't trust those smooth salesmen.　我不相信那些油嘴滑舌的推销员。
　This paper is not smooth enough.　这纸不够光滑。
　His progress towards promotion was smooth and rapid.　他的晋升过程又平稳又迅速。
　Her progress from local manageress to company director had not been smooth.　她从本地女经理升为公司董事并非一帆风顺。
　This sherry is very smooth.　这种雪莉酒非常纯和。
　The white wine is mellow and smooth. Try it.　这种白葡萄酒香而柔和，你尝尝看。
　The sea looks calm and smooth.　大海显得风平浪静。
　The way is now smooth.　现在道路通行无阻了。
　Our path in life will not always be smooth.　我们人生的道路不会总是平坦的。
　He planed the board smooth.　他刨平了这块木板。

 ♣ a smooth operator
　圆滑的人　person acting in the specified way
　He's a smooth operator.　他是个圆滑的人。
 ♣ as smooth as silk〔a baby's bottom, velvet〕
　十分柔软、光滑　very soft and smooth
　Her skin is still as smooth as a baby's bottom.　她的皮肤仍然十分柔软、光滑。
　I don't like that woman. She's always making sarcastic remarks in a tone as smooth as velvet.　我不喜欢那女人，她总是用软绵绵的腔调冷嘲热讽。
 ♣ in smooth water(s)
　进展顺利，一帆风顺　making even and easy progress
　The business seems to be in smooth waters these days.　这些日子生意好像很顺利。

　vt.　使光滑，使平坦；使顺利 make smooth or flat

　～ a sheet　抚平床单
　～ a wrinkled tablecloth　熨平起皱的桌布
　～ one's dress　熨平衣服
　～ one's skirt　抚平裙子
　～ the anger　平息愤怒
　～ artfully　巧妙地熨平
　～ diplomatically　缓和外交关系
　～ mechanically　机械地熨
　～ skillfully　熟练地熨平
　～ socially　缓和社会关系
　～ away　消除，克服，使容易，使顺利
　～ away misunderstanding　消除误会
　～ away obstacles　消除障碍
　～ down　弄光，使平滑
　～ down one's hair　捋平头发
　～ out a handkerchief　把手绢弄平
　～ out difficulties　排除困难
　～ out the tablecloth　把桌布拉平
　～ over　掩饰，调停，平息，排除
　～ over obstacles　消除障碍

　She smoothed her dress with an iron.　她用熨斗熨平了衣服。
　She smoothed a wrinkled tablecloth.　她把起皱的桌布熨平了。
　The mayor was able to smooth the anger of the mob.　市长能够平息暴民的愤怒。
　Speaking the language fluently certainly smoothed our path.　我们说这种语言很流利，确实给我们带来了许多方便。

 ♣ smooth away　(v.+adv.)
　消除，弄平　make sth go away by flattening it
　I can't smooth these folds away, they keep coming back.　我无法消除这些皱纹，它们总是折了回来。
　The chairman has made efforts to smooth away any difficulties that might prevent our plan from being followed.　主席已作出努力，以排除可能阻碍我们计划进行的任何困难。
 ♣ smooth back　(v.+adv.)
　抹平　push sth in a backward direction so that it lies flat
　She smoothed back her hair with a movement of which she was unconscious.　她下意识地把头发向后捋了捋。
　Let me smooth your collar back, it's sticking out again.　让我把你的领子捋平，它又翘起来了。
 ♣ smooth down　(v.+adv.)
1. 弄平，弄光滑 make sth lie flat or smooth
　He smoothed down his hair.　他将头发捋平。
　She smoothed her dress down over her knees as her father entered the room.　她父亲进屋时，她把裙子弄平盖住膝盖。
　This wood has not been smoothed down well enough.　这木头刨得不够光滑。
2. （使…)平息 make sb/sth calmer
　The sea has smoothed down.　大海已风平浪静。
　See if you can smooth the chairman down, he's still very angry about the decision.　看你是否能使主席平静下来，他还在为那项决定生气。
　What can we do to smooth his hurt feelings down?　我们能做点什么来安抚他受伤的感情呢?
 ♣ smooth out　(v.+adv.)
1. 弄平 flatten sth
　The bed will be more comfortable if you smooth out the sheets.　如果你把床单弄平，睡在床上会更舒服些。
　Smooth out any unevenness in the cloth before you cut it.　先把布上的皱纹弄平后再裁剪。
　Mother brushed off the bread-crumbs and smoothed out the cloth.　母亲掸去面包屑，并将台布弄平。
2. 缓和，调解 make sth free of trouble
　They need a friend to smooth the matter out between them.　他们的事情需要一位朋友在中间进行调解。
　Do you think we can smooth out our difference?　你认为我们能消除分歧吗?
 ♣ smooth over　(v.+adv.)
　平息　make calmer
　Perhaps a gift of flowers will help to smooth your quarrel over.　也许赠送鲜花可以化解你们的吵架。
　He smoothed over the differences that had arisen between them.　他清除他们之间的分歧。

　［同义词］ adj. calm, even, flat, flush, glossy, level, easy, effortless, facile, light v. even, flatten, iron, level
　［反义词］ harsh, labored, rough, uneven v. roughen
　［词源］　古英语smoth（平滑的，平稳的）