at的近义词是：by靠近；on在 ... 之上。at名词复数:at。at的读音是英[ət]；美[ət]。
一、详尽释义点此查看at的详细内容
二、词典解释
1.在（某地）；在（某场合）
You useat to indicate the place or event where something happens or is situated.
e.g. We had dinnerat a restaurant in Attleborough...
我们在阿特尔伯勒的一家餐厅里吃的饭。
e.g. He will beat the airport to meet her...
他将去机场接她。
2.在（上学）
If someone isat school or college, orat a particular school or college, they go there regularly to study.
at的翻译
e.g. He was shy and nervous as a boy, and unhappyat school...
他小时候既害羞又胆怯，在学校过得并不快乐。
e.g. It wasat university that he first encountered Hopkins...
他第一次遇见霍普金斯是在上大学的时候。
3.在…旁边；靠近
If you areat something such as a table, a door, or someone's side, you are next to it or them.
e.g. An assistant sat typing awayat a table beside him...
助手坐在他身旁的一张桌子上埋头打字。
e.g. Graham was alreadyat the door...
格雷厄姆已经在门口了。
4.从相隔（一段距离）的地方;呈…角度
When you are describing where someone or something is, you can say that they areat a certain distance. You can also say that one thing isat an angle in relation to another thing.
e.g. The two journalists followedat a discreet distance...
那两个记者谨慎地保持距离跟在后面。
e.g. The tree was leaningat a low angle from the ground.
那棵树倾斜得非常厉害。
5.在（某时间或时刻）
If something happensat a particular time, that is the time when it happens or begins to happen.
e.g. The funeral will be carried out this afternoonat 3.00...
葬礼将在今天下午3点举行。
e.g. He only sees herat Christmas and Easter.
他只有在圣诞节和复活节时才能见到她。
6.在（某一年龄时）；在…岁时
If you do somethingat a particular age, you do it when you are that age.
at的反义词
e.g. Blake emigrated to Australia with his familyat 13...
布莱克在13岁时随家人移民到了澳大利亚。
e.g. Mary Martin has diedat her home in Californiaat the age of seventy-six.
玛丽·马丁76岁时卒于加利福尼亚家中。
7.以，达（某一速度、频率、水平或价格）
You useat to express a rate, frequency, level, or price.
at的意思
e.g. I drove back down the highwayat normal speed...
我以正常车速沿公路返回。
e.g. Check the oilat regular intervals, and have the car serviced regularly...
定期检查汽油，并对车辆进行定期维护。
8.以，达（某一数量）
You useat before a number or amount to indicate a measurement.
e.g. Weighing inat eighty tons, the B-19 was easily the largest and most sophisticated warplane in the world.
B-19重达80吨，无疑是世界上最大、最先进的军用飞机。
e.g. ...as unemployment stays peggedat three million.
当失业人数维持在300万
9.朝（某人或某物看）；向（某人掷物）；冲（某人说话）
If you lookat someone or something, you look towards them. If you direct an object or a commentat someone, you direct it towards them.
e.g. He lookedat Michael and laughed...
他看着迈克尔笑了。
e.g. The crowds became violent and threw petrol bombsat the police...
人群变得狂暴起来，并向警察投掷汽油弹。
10.向，朝（某人微笑、招手等）
You can useat after verbs such as 'smile' or 'wave' and before nouns referring to people to indicate that you have put on an expression or made a gesture which someone is meant to see or understand.
e.g. She opened the door and stood there, frowningat me...
她打开门站在那里，朝我皱着眉头。
e.g. We wavedat the staff to try to get the bill.
我们向工作人员招了招手，想要买单。
11.（指）向…
If you point or gestureat something, you move your arm or head in its direction so that it will be noticed by someone you are with.
e.g. He pointedat the empty bottle and the waitress quickly replaced it...
他指了指空瓶子，女服务员立即重新拿了一瓶。
e.g. He gesturedat the shelves. 'I've bought many books from him.'
他指着书架说，“我已经从他那里买了不少书了”。
12.致力于;定位于;期望达到
If you are workingat something, you are dealing with it. If you are aimingat something, you are trying to achieve it.
e.g. She has worked hardat her marriage.
她努力维系着她的婚姻。
e.g. ...a $1.04m grant aimedat improving student performance on placement examinations.
旨在提高学生编班考试成绩的104万美元拨款
13.应（某人邀请或要求）
If something is doneat someone's invitation or request, it is done as a result of it.
e.g. She left the light on in the bathroomat his request...
她按照他的要求将浴室里的灯开着。
e.g. I visited Japan in 1987at the invitation of the Foreign Minister.
应日本外相的邀请，我于1987年访问了日本。
14.处在…状态
You useat to say that someone or something is in a particular state or condition.
e.g. I am afraid we are notat liberty to disclose that information...
恐怕我们无权透露这一信息。
e.g. Their countries had beenat war for nearly six weeks.
他们的国家陷入战争状态已将近6个星期了。
15.（用于所有格代词和形容词最高级前，表示某人或某物在此时的某一特征最鲜明）
You useat before a possessive pronoun and a superlative adjective to say that someone or something has more of a particular quality than at any other time.
e.g. He wasat his happiest whilst playing cricket...
玩板球时他最开心了。
e.g. Howards End is old fashioned film-makingat its best.
《霍华德庄园》是一部经典的老派电影。
16.以…方式
You useat to say how something is being done.
e.g. Three people were killed by shots firedat random from a minibus...
3个人被从一辆面包车中发射的乱弹打死了。
e.g. Mr Martin was taken out of his carat gunpoint.
马丁先生被人用枪指着从车里带了出来。
17.（表示某人重复做某事）
You useat to show that someone is doing something repeatedly.
e.g. She lowered the handkerchief which she had kept dabbingat her eyes...
她放下了那块一直用来擦眼睛的手帕。
e.g. Miss Melville took a cookie and nibbledat it.
梅尔维尔小姐拿起一块饼干小口吃起来。
18.在…方面（擅长）
You useat to indicate an activity or task when saying how well someone does it.
e.g. I'm goodat my work...
我对自己的工作得心应手。
e.g. Robin is an expertat cheesemaking...
罗宾是奶酪制作专家。
19.对…的反应
You useat to indicate what someone is reacting to.
e.g. Eleanor was annoyedat having had to wait so long for him...
埃莉诺为不得不等他这么长时间而感到很恼火。
e.g. The British team did not disguise their delightat their success...
英国队毫不掩饰他们获胜的喜悦。
20. at all -> see all
三、网络解释
1. 奥地利：[地址]奥地利连津格 [申请人]连津格股份公司 [公开号]1233685 [国家省市]奥地利(AT) [国际分类]D06M13/358 [摘要] *** (1) 本发明涉及一种处理可溶(lyocell)纤维素纤维的工艺,包括使用至少一种式1的化合物处理可溶(lyocell)纤维素纤维.
2. 砹：卤素是指元素周期表中的F,Cl,Br,I,At,其中,砹(At)为放射性元素,在产品中几乎不存在,前四种元素在产品中特别是在聚合物材料中以有机化合物形式存在. 目前应用于产品中的卤素化合物主要为阻燃剂:PPB,PBDE,TBBP-A,PCB,六溴十二烷,
3. 自动变速箱：变速箱类型: 手自一体变速器 (Tiptronic ) 自动变速箱(AT)助力类型: 60A大容量电子助力转向系统(EPS) 电子液压助力
4.
4.at：an advanced technique; 先进技术
5.
5.at：automation testing; 自动测试系统
6.at：automatic transmission; 自动变速器
7.
7.at：artificial intelligent technologies; 人工智能
四、例句
I'm sorry to obtrude on you at such a time.
我很抱歉在这个时候打扰你。
She had her hair styled at the beauty parlor.
她的头发是在美容院做的。
Snipers shot at the invaders from the roof tops.
狙击手从房顶上向侵略者射击。
She makes eyes at the handsome young man.
她向那位英俊的小伙子送秋波。
The airplane flies at 900 kilometers an hour.
飞机以每小时900公里的速度飞行。
五、词汇搭配
六、情景对话
否定表达
A：My advice would be to finish itat once.
我的建议是立刻做完。
B：It’s unnecessary.
B：没必要。
道歉
at的翻译
A：Please excuse my careless words.
请原谅我那些无心的话
B：It doesn’t matterat all.
一点也没有关系
放松
A：Kick back, make yourselfat home.
请放轻松，像在自己家里一样。
B：Thanks.
谢谢。
七、词义辨析
at的相关近义词
by、on、next to、by the side of、about、astatine、in
at的相关临近词