dream up（及物，可分）凭空想出
Lind often dreamed up some excuses for being late.林德经常编造一些理由来为自己的迟到辩解。
Maydon dreamed up a plan for the control of air pollution，but nobody attached any importance to him.梅登凭空想出一个控制空气污染的计划，但没有人重视他。
It's not convenient for me to meet him at the weekend.I'll have to dream an excuse up for deferring the meeting.我在周末见他不方便，我不得不找个借口推迟这次见面。
dress up（不及物）打扮
Many people dress up before going out.许多人在外出前都打扮一番。
I hate dressing up for feast.我不喜欢穿上盛装去参加宴会。
Children dressed up as spring flowers.孩子们打扮得像春天的花朵。
dress...up（及物，必分）把…打扮起来
She dressed the child up in her best clothes.她用最好的衣服把这孩子打扮起来。
Don't dress little girls up like rich ladies.别把小姑娘们打扮得像阔太太一样。
Mary was dressed up like an angel.玛丽被打扮得像天使。
She doesn't like being dressed up.她不喜欢打扮自己。
drink in（及物，不可分）陶醉于
She drank in much flattery.很多恭维话使她飘飘然起来。
We must not drink in our success.我们不能陶醉于已取得的成绩中。
He drank in joy.他高兴得如痴如醉。
While walking along the river，I drank in its beauty.我沿江散步时，陶醉于江边的美景中。
drink to（及物，不可分）为…干杯
We drink to your continual success.我们举杯祝你不断取得胜利。
I'll drink to your health and longevity.为你的健康长寿干杯！
Let's drink to our friendship！为我们的友谊干杯！
drink up ［off］（及物，可分）喝完，一饮而尽
Jess raised his glass to propose a toast and drank up the wine in it.杰斯举杯祝酒，一饮而尽。
Drink your milk up，or you will be lacking in nutrition！把牛奶都喝下去，否则你就会营养不良。
At the Spring Festival dinner we drank up the beer left in the can.在春节宴会上，我们把桶里剩的啤酒都喝光了。
drive at（及物，不可分）（谈话的）企图是（只用进行时）
When you asked me about Hamilton，what were you driving at？你向我打听汉密尔顿是什么用意？
What was his speech driving at？他的讲话用意何在？
I don't understand what he is driving at by his long and tedious speech.对于他冗长的演说我不知所云。
drive off（不及物）（车等）开走
Having been discharged of its cargo，the truck drove off.卡车卸完货就开走了。
The racing car is driving off at full speed.跑车飞快地开走了。
drop in（不及物）顺便拜访
Drop in for tea whenever you are free.有空顺便来我家喝杯茶。
He dropped in to have a chat with me.他顺便来串门儿和我聊聊。
She said she would drop in here on her way home.她说她在回家途中将顺便来这里呆一会儿。
I'll drop in and leave the new address.我将顺便来看望并把新住址留下。
drop in on（及物，不可分）顺便拜访
I dropped in on an old friend last evening.昨晚我顺便拜访了一位老朋友。
I'll drop in on my uncle when I'm away in Shanghai on a business trip.我将在出差去上海期间顺便看望我的叔叔。
I dropped in on the Browns on my way home.我在回家的路上顺便拜访了布朗夫妇。
drop off1（不及物）减弱，降低
Profits dropped off in the winter.冬天利润下降了。
People's interest in skating dropped off last year.去年人们对滑冰的兴趣减弱了。
The demand for black-and-white television sets has dropped off rapidly of late.近来对黑白电视机的需求已经急剧下降。
drop off2（不及物）打瞌睡，打盹儿
The old man was so tired that he dropped off at once.老人太累了，马上打起瞌睡来。
The programme on television was so flat and insipid that I dropped off in the middle of it.电视节目索然无味，我看着看着就打起盹儿来。
I usually drop off while reading newspapers.我经常在看报时打瞌睡。
drop out（不及物）脱离
The firm was dismissed when four shareholders dropped out.四名股东退出后，这家公司解散了。
We expected to have three guests at the meeting，but Mr Hoppin dropped out at last.我们预料有三位来宾光临会议，但霍平先生最后没有来。
drop out of（及物，不可分）脱离
Pack has dropped out of the party.帕克已退党。
He dropped out of school after his father died.父亲死后，他就退学了。
Finally the old woman got to know that she had to drop out of the superstitious organization.这老太太终于认识到，她必须退出那个迷信组织。
dry off ［out］1（不及物）变干
In the burning sun the green grass dried off rapidly.烈日当空，青草很快干枯了。
The wet clothes dried off in the sun.湿衣服在阳光下晒干了。
dry off ［out］2（及物，可分）使变干
She washed the tableware and dried them off after lunch.午饭后她洗完餐具并把它们揩干了。
Every time after taking a bath I dry off my body with a bath towel.每次我洗澡后都用浴巾擦干身子。
The blazing sun dried the green grass off.骄阳把青草晒蔫了。
dry up1（不及物）干涸
The pond dried up.池塘干涸了。
The streams dried up in high summer.大热天，小溪都没有水了。
The spring dried up last summer.去年夏天，这泉水没了。
dry up2（及物，可分）使干涸
The sun dried up the puddles.(or：The sun dried the puddles up.)太阳把水坑都晒干了。
The long drought dried up the pond in front of our house.由于久旱不雨，我们家房前的池塘没水了。
dry up3（不及物）枯竭
After his third novel，his imagination seemed to dry up.他写完第三部小说后，似乎再没有想象力了。
The source has dried up because of the prolonged drought.由于长期干旱，水源已经枯竭。
dust off（及物，不可分）温习
In preparing for the exam，John dusted off his notes.约翰复习他的笔记，准备考试。
The teacher told the students to dust off their lessons prior to the examination.老师叫学生在考试前复习功课。
Dust off your English for studying abroad.温习你的英语，好出国留学。
dwell on ［upon］1（及物，不可分）详细论述
You have to dwell on this point.对于这个论点你必须详细论述。
Some writers dwell on the sadness of life，others on its pleasures.有些作家详细论述人生的辛酸，另一些作家则论述人生的乐趣。
Don't dwell too much on painful memories.对于痛苦的回忆不要过于详细地叙述。
He likes to dwell on his glorious past.他喜欢大谈特谈自己的光荣经历。
dwell on ［upon］2（及物，不可分）老是想着
Don't dwell too much on the past.You ought to turn your face to the future.不要老是过多地想着过去，应当面向未来。
He dwells on his merits and other people's demerits.他老是想着自己的优点和别人的缺点。