Policymakers should start thinking now about how to make sure theappearance of driverless vehicles doesn't extend the worst aspects of the car-controlled transportation system we have today.
决策者现在应该开始思考如何确保无人驾驶汽车的出现不会扩大我们今天拥有的汽车控制交通系统的最坏方面。
2018北京卷
"I tried to describe his appearance to the police"
"the rookie made a brief appearance in the first period"
"it was Bernhardt's last appearance in America"
"they try to keep up appearances"
"that ceremony is just for show"
1.出席；参加；露面
When someone makes anappearance at a public event or in a broadcast, they take part in it.
appearance的意思
e.g. It was the president's second publicappearance to date...
这是总统到那时为止的第二次公开露面。
e.g. Keegan made 68 appearances in two seasons for Southampton, scoring 37 times.
基冈为南安普敦队踢了两个赛季，共上场68次，进球37个。
2.外貌；外表；外观
Someone's or something'sappearance is the way that they look.
appearance
e.g. She used to be so fussy about herappearance...
她过去非常在意自己的容貌。
e.g. He had theappearance of a college student...
他的模样就像个大学生。
3.（尤指出乎意料的）到来，出现
Theappearance of someone or something in a place is their arrival there, especially when it is unexpected.
e.g. The suddenappearance of a few bags of rice could start a riot.
突然出现几袋大米可能会引起骚乱。
e.g. ...last Christmas, when there'd been the welcomeappearance of Cousin Fred.
去年圣诞，堂兄弗雷德的现身受到热烈欢迎。
4.出现;开始使用;问世
Theappearance of something new is its coming into existence or use.
e.g. Flowering plants were making their firstappearance, but were still a rarity...
显花植物开始出现了，但仍然很少。
e.g. Fears are growing of a cholera outbreak following theappearance of a number of cases in the city.
该市出现几起霍乱病例之后，人们对霍乱爆发的恐惧越来越强烈。
5.样子;表现
If something has theappearance of a quality, it seems to have that quality.
appearance
e.g. We tried to meet both children's needs without theappearance of favoritism or unfairness...
我们尽力对两个孩子的需要都予以满足，而不显得有所偏向或袒护。
e.g. The US president risked giving theappearance that the US was taking sides.
美国总统冒险作出美国正在摆明立场的姿态。
6.从外表看来;显然
If something is trueto all appearances ,from all appearances, orby all appearances, it seems from what you observe or know about it that it is true.
e.g. He was a small and to all appearances an unassuming man.
他个子小，看上去不事张扬。
7.装样子；撑场面；打肿脸充胖子
If youkeep up appearances, you try to behave and dress in a way that people expect of you, even if you can no longer afford it.
e.g. His parents' obsession with keeping up appearances haunted his childhood.
父母过于爱面子的做法在他儿时一直困扰着他。
8.露一下面;到场稍作停留
If youput in an appearance at an event, you go to it for a short time although you may not really want to, but do not stay.
e.g. You must put in anappearance, at least, or she'll think you're avoiding her.
至少，你必须露一下面，否则她会认为你在躲避她。
1. 外貌：请描述你的家人(父母或兄弟姐妹)的外貌(appearance)和个性(personality),要求尽量使用课文中学过的词汇(至少60个词)
2. 外表：2000年对皮尔和吉尔而言,真可谓是多姿多釆的一年,他们参与博洛尼亚(Bologna)举行的<appearance)>>展览中获得推崇与致敬. 他们在阿维农(Avignon)举行的大型展览<>,展出<>的装置艺术作品.
关于这位大臣私生活的说法见诸报端
the early appearance of daffodils in spring春来早开的水仙
the appearance of organic vegetables in the supermarkets有机蔬菜在超级市场上市
The Dutch player will make his first appearance for Liverpool this Saturday.这名荷兰球员将于本星期六在利物浦队中首次亮相。
The singer's first public appearance was at the age of eight.这位歌手八岁时初次登台演出。
the defendant's appearance in court被告出庭
To all appearances (= as far as people could tell) he was dead.从一切迹象来看，他已经死了。
When she lost all her money, she was determined to keep up appearances (= hide the true situation and pretend that everything was going well) .她把钱全亏光时，决意佯装若无其事。
The sudden appearance of a security guard caused them to drop the money and run.保安人员突然出现，他们丢下钱就跑了。
I don't want to go to the party, but I suppose I'd better put in an appearance (= go there for a short time) .我不想去参加这个聚会，不过我认为最好还是去露个面。
Judging by appearances can be misleading.单凭外表判断可能出错。
the physical'/outward'/external appearance of sth某物的外观
She had never been greatly concerned about her appearance.她从来不怎么注重外貌。
The dog was similar in general appearance to a spaniel.这条狗总的来看像西班牙猎狗。
He gave every appearance of (= seemed very much to be ) enjoying himself.他处处表现得很快活。
He was a small and to all appearances an unassuming man.他个子小，看上去不事张扬。
His parents' obsession with keeping up appearances haunted his childhood.父母过于爱面子的做法在他儿时一直困扰着他。
You must put in an appearance, at least, or she'll think you're avoiding her.至少，你必须露一下面，否则她会认为你在躲避她。
Fears are growing of a cholera outbreak following the appearance of a number of cases in the city.该市出现几起霍乱病例之后，人们对霍乱爆发的恐惧越来越强烈。
We tried to meet both children's needs without the appearance of favoritism or unfairness...我们尽力对两个孩子的需要都予以满足，而不显得有所偏向或袒护。
The US president risked giving the appearance that the US was taking sides.美国总统冒险作出美国正在摆明立场的姿态。
He had the appearance of a college student...他的模样就像个大学生。
The sudden appearance of a few bags of rice could start a riot.突然出现几袋大米可能会引起骚乱。
...last Christmas, when there'd been the welcome appearance of Cousin Fred.去年圣诞，堂兄弗雷德的现身受到热烈欢迎。
Flowering plants were making their first appearance, but were still a rarity...显花植物开始出现了，但仍然很少。
It was the president's second public appearance to date...这是总统到那时为止的第二次公开露面。
Keegan made 68 appearances in two seasons for Southampton, scoring 37 times.基冈为南安普敦队踢了两个赛季，共上场68次，进球37个。
She used to be so fussy about her appearance...她过去非常在意自己的容貌。
The appearance of the fleet was unlooked for.
出自：E. A. FreemanI had not seen him approach, and the sudden appearance made me start.
出自：J. BuchanI believe you are perfectly honest, but appearances are rather against you.
值得注意到是，appearance前不加the。
To all appearance(s) he is fit for the post.
误 Don't judge by appearance.
正 Don't judge by appearances.
析 指看得见可能是假象的外表时, appearance应该用复数形式,区别于一般的外表或相貌。
Policymakers should start thinking now about how to make sure theappearance of driverless vehicles doesn't extend the worst aspects of the car-controlled transportation system we have today.
决策者现在应该开始思考如何确保无人驾驶汽车的出现不会扩大我们今天拥有的汽车控制交通系统的最坏方面。
2018北京卷
Though it may celebrate girlhood in one way, it also repeatedly and firmly fuses girls' identity toappearance.
虽然它（粉色）可能以一种方式庆祝少女时代，但它也反复而坚定地将女孩的身份与外表融合在一起。
2012英语二
