unlike
Longman Dictionary of Contemporary English 5++LDOCE 5++un·like1 /ʌnˈlaɪk/ ●●● W3 preposition 1 DIFFERENTcompletely different from a particular person or thing 不像…；和…不同 Tammy was unlike any other woman I have ever known. 塔米和我认识的其他女人都不一样。2 TYPICAL#not typical of someone at all 不是…的特点 It’s unlike Greg to be late. 迟到可不是格雷格的作风。3 used when saying how one person or thing is different from another 与…不同 Unlike most people in the office, I don’t come to work by car. 和办公室大多数同事不同，我不是开车上班的。4 not unlike similar to 与…相似 In appearance John is not unlike his brother. 约翰和他兄弟长得有些像。 The landscape is not unlike that of Scotland. 这景色和苏格兰相似。
Examples from the Corpus
unlike• Ashley was unlike any woman I have ever known.unlike2 adjective literary DIFFERENTnot alike 不同的，不相似的 SYN different► see thesaurus at differentExamples from the Corpus
unlike• Not unlike Anglican Bishops, he felt, impressive enough in bulk but with tiny, tiny heads.• Prostration comes in spells, unlike Arsenicum where it is continuous.• Cellulose, unlike cotton duck and linen, does not contract or expand due to atmospheric conditions.• She believes she is doing a public service not unlike doctors or firemen.• For years it had been unlike Jenny to notice, or at least to comment upon, what time he arrived home.• And, unlike most other House panels, the ethics committee conducts virtually all of its business behind closed doors.• But Iraty has survived gloriously, unlike other local forests, which were exploited half to death.• The situation is not unlike that in astronomy after the Copernican revolution.• Fanny argues that her temper and Henry's are too unlike to get married.unlike3 verb [transitive] nto show on Facebook that you no longer like or agree with something, after showing that you liked itun·like1 prepositionunlike2 adjectiveunlike3 verbLDOCE OnlineChineseSyllable
a completely particular or person Corpus from different
unlike
un‧like1 W3 /ʌnˈlaɪk/ 
preposition
1. completely different from a particular person or thing:
Tammy was unlike any other woman I have ever known.
2. not typical of someone at all:
It’s unlike Greg to be late.
3. used when saying how one person or thing is different from another:
Unlike most people in the office, I don’t come to work by car.
4. not unlike similar to:
In appearance John is not unlike his brother.
The landscape is not unlike that of Scotland.
unlike2 adjective literary
not alike
SYN different
▪ different if something or someone is different, they are not like something or someone else, or they are not like they were before: You look different. Have you had your hair cut? | We’ve painted the door a different colour. | The cultures of the two countries are very different.
▪unique very different, special, or unusual and the only one of its kind. Don’t use words such as very before unique: The book is certainly very rare, and possibly unique. | the unique wildlife of the Galapagos Islands
▪distinctive having a special feature or appearance that makes something different from other things, and makes it easy to recognize: Male birds have distinctive blue and yellow markings.
▪unlike [prep] completely different from a particular person or thing: In Britain, unlike the United States, the government provides health care.
▪have nothing in common if two people have nothing in common, they do not have the same interests or opinions and therefore cannot form a friendly relationship: Apart from the fact that we went to the same school, we have absolutely nothing in common.
▪there’s no/little resemblance used when saying that two people or things seem very different: There’s no resemblance between the two sisters at all. | The final product bore no resemblance to the original proposal (=it was very different).
▪dissimilar formal not the same as something else: These four politically dissimilar states have all signed a treaty of friendship and cooperation.
▪be like chalk and cheese British English informal if two people are like chalk and cheese, they are completely different: It’s hard to believe that they’re brothers – they’re like chalk and cheese!
▪be (like) apples and oranges American English informal used when saying that two people or things are very different: You can't compare residential and commercial real estate markets. It's apples and oranges. | Obama and Romney are apples and oranges. | Comparing homemade soup to canned soup is really comparing apples and oranges.
| I |
preposition1. completely different from a particular person or thing:
2. not typical of someone at all:
3. used when saying how one person or thing is different from another:
4. not unlike similar to:
| II |
adjective literarynot alike
SYN different
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Highlighting differences 突出差异／不同
◆ This survey highlights a number of differences in the way that teenage boys and girls in the UK spend their free time.这项民意测验凸显出英国十几岁的男孩和女孩在打发闲暇时间上的诸多不同。 ◆ One of the main differences between the girlsand the boys who took part in the research was the way in which they use the Internet.参与了这项研究的女生和男生之间的主要差异之一在于他们使用互联网的方式。 ◆ Unlike the girls, who use the Internet mainly to keep in touch with friends, the boys questioned in this survey tend to use the Internet for playing computer games.女生使用互联网主要是和朋友联系，这一点和男生不同，参与调查的男生往往是使用互联网来玩电脑游戏。 ◆ The girls differ from the boysin that they tend to spend more time keeping in touch with friends on the telephone or on social networking websites.与男生不同的是，女生往往花更多的时间通过电话或社交网站与朋友保持联系。 ◆ Compared to the boys, the girls spend much more time chatting to friends on the telephone.与男生相比，女生花在与朋友电话聊天上的时间要多得多。 ◆ On average the girls spend four hours a week chatting to friends on the phone. In contrast , very few of the boys spend more than five minutes a day talking to their friends in this way.女生平均每周花四个小时与朋友电话聊天。相比之下，很少有男生每天以这种方式与朋友聊天五分钟以上。 ◆ The boys prefer competitive sports and computer games, whereas /while the girls seem to enjoy more cooperative activities, such as shopping with friends.男生更喜欢竞技性体育运动和电脑游戏，而女生似乎更喜欢合作性活动，比如与朋友一起购物。 ◆ When the girls go shopping, they mainly buy clothes and cosmetics. The boys, on the other hand , tend to purchase computer games or gadgets.女生购物时主要买衣服和化妆品，而男生往往会买电脑游戏或小器具。