于在家里，那真是次不同寻常的经历。had a bad experience with ^reworks once•我放烟火有过一次不愉快 的遭遇。◊ He seems to have had some sort 〇/ re〖igiou5 experience.他似乎有某种宗教体验。4 the ... experi­ence [sing.], events or knowledge shared by ali the members of a particular group in society, that influences the way they think and behave 接统： musical forms like jazz that emerged out of the Black American experience诸如爵士乐这:类起源于美国黑人传统 的音乐形式 inn?l put sth down to ex perience (also chalk sth up to ex perience) used to say that sb should think of a failure as being sth that they can leam from 从…中吸取教训：We iost a iot 冰 mon^y, but we jast put it down to experience•我们损失亍很多舍，只 当是吃一堑长一智了。

■                  verb [VN] 1 to have a particular situation affect you ch: happen to you 经历；锋受遭受：77ie country experi­enced a /oreign currency shortage /or severaZ monthl 这 个国家经历了几个月尚外汇短缺。◊ Everyone experiences these problems at some time in their lives.

的某个阶段都会经历这#问題。2 to have and be aware of a particular emotion or physical feeling 感受；体 会；保验：—to experience bain/pieasure/unhappiness 感 到痛苦 / 愉快 / 不奉experienced a moment o/jpanfc os I boarded the piane.我上^机时曾一度感到恐慌。

ex-peri-enced tHr /ik'siwarianst; NAmE -'spir-/ adj.

1 ~ (m sth) having knowiedge or skill in a particular job or activity 有经验的；熟练的：an experienced teacher 经 验丰富的教师◊ He’s very experienced in toofcing a/ter animak.他养动物很有经—。2 having knowledge as a result of doing sth for a lcrng time, or having had a lot of different experiences有阅历的;有见识的；老练的： She^s very young and not very experienced.          ,还

〇 an experienced traveller (= sb who has travelled a lot)阅历丰富的旅行者 EEQ inexperienced

ex-peri-en-tial /ik.spiari'enjl; NAmE -,spir-/ adj. (formal or technical based on or involving experience 得来的；来自经验的；经验的：experiential fcnovWedge 由经验得来的知识◊ expen'enrianeaming methods由经 验得来^学均方法

eJC.peri.ment 〇■■ "k_spenmant/ nown, ver/?

mnoun [C, U] 1 a scientific test that is done in order to study what happens and to gain new knowledge 实 验；^         ： to do/perform/conduct an experiment #

实验◊ proved by experiment 经过实备证明◊ kiborato/y rimenfs 实验窒实验◊ Many peopie do not Zifce the 〇/experiments on animak.许多乂不赞成在动物身上 做试验。.2 ~ (in sth) a new activity, idea or method that you try out to see what happens or what effect it has 尝，试；实践： the country's brief experiment in democracy这个国家对民主的短暂尝试◊ I’ve never coofced this be/ore.s.o it’s an experiment.我以前从■未做.过这种 菜，所以这瘥一个尝试。

■                  verb [y} r (on sb/sth) (with sth) 1 to do a scientific experiment or experiments.做试验；.进行实验■: Some people feel that experimenting on animals is wrong. 觉得利用动物做试验是错误fe。2 to try or test new ideas, methods, etc. to find out what effect they have 尝试；试用：He wanted to experime/it more with dij5ferent textures in his paintings.他想以不同的神韵在.自 号的绘画中作更多的尝试。◊ J experimented until J got the recipe just right.我不断地尝试，直至找到芷合适的烹 饪法为It。►ex-peri.ment.er/7〇w/7

ex-peri-men-tal /ik.spen'mentl/ adj. 1 based on new ideas, forms or methods that are used to find out what effect they have以实验（或试验）为基础的；实验性 的；试验的：expen’mentaZ teaching methods 试验性教 学方法◊ experimental theatre/art/music 实验▲剧 / 金 7|t / er Hs： 0 The equipment is still at the experimental stage.这种设备仍处于试验阶段。2 connected with scientific experiments科学实验的；科学试验的： experimental condfrions/datci/evfdence 实验环境 / 数 据 /证据► ex.peri.men.tal.丨y /-tali/. : This theory can be con/irmed experimentaWy.这种理论可通过实验得 到证实。〇 The new drug is being used experimentally on some patients.这种新药正由某些病人试用。◊ He moved his shouWer experimentaHy to see i/ it s'tiH hurt.他试着 动了动肩看看还疼不疼。■

701  expiry date

ex.peri-men.ta-tion /ik.sperimen'teiXn/ noun [U] (/ormo/) the activity or process of experimenting 实验； 试验；尝试：experimentation with new teaching methods 尝试新的教学方法◊ Many peopie object to experimenta­tion on embryos. 许多人反对用 胎做实验。 ex-pert /'eksp3：t; NAmE -p3：rt/ noun, adj. m noun ~ (at/in/on sth) | ~ (at/in/on doin^ sth) a person with special knowledge, skill or training in sth 专家； 行家；能手：a comj>uter/medica〖 expert计算机/医学专 家◊ tm expert in c/iiZd psydu>〖ogy 儿童心理学家◊ an expert on modem literature 现代文学研究专家◊ He’s an expert at getting his own way•他在如何达到自己的目的 方面很在行。◊ Don’t asfc me—/’m no ejqjert/ 不要问 我        我_是行家！

■        〜（at/in sth) | 〜（at/in doing sth) done with, having

or involving great knowledge or 和11 熟练的；内.行的； 专家，的；经:验’(或知识.）丰富的：to seefc expert advice/an expert opinion ^ ^ ^ iE 0 an expert driver 技木高M的驾驶员◊ We some expert heip.我 们需要一些 行而褚 i。◊ She’s expert at making cheap but sfytoh dothes.她擅长做便宜但雅致的服装。◊ ITiey are aH expert i/i this        祕们都是这个领域的行家。

—compare inexpert ► ex-pert ly adv. ： The roads were icy but she stopped the car experriy.道路结了冰，可她却 非常熟练地把车停了下来。◊ TTie music was Per/_y.乐曲演秦得非常娴熟。 expertise /,eksp3:’ti:z; A//Am£ -p3:r't-/ now/? [U]〜（in sth/in doing sth) expert knowledge or skill in a particular subject, activity or job 专门知识;_ 专门技能； 专长：professional/scientific/technical, etc. expertise 专业、■科学、技术等知识.◊ rh^y have considerable .expertise in deaiing with oi! spiils.他们在处理溢油问题方 面非常在行。.◊ We have .the expertise to heip you run your business.我们有帮助你经营j己业务的专门‘识。 .expert 'system noun {computing 计）a computer system that can provide information and expert advice on a particular subject. The program asks users a series of questions about their problem and gives them advice based on its store of knowledge.(计算机）专家系统 ex*pi<ate /'ekspieit/ verb [VN] format) to accept punish­ment for sth that you have done wrong in order to show that you are sorry为（所犯罪过》接受惩罚；赎 '(罪），.： He had a chance to confess and expiate his guiZt.他有认错和赎罪的机会。► ex-pi-ation /,ekspi'eij*n/ noun [U, sing.]

ex-pir-ation /•ekspa’reij'n/ noun [U] (NAmE, formal)

=EXPIRY

expi'ration date noun {NAm£) 1 = expiry date： Check t/ie expiration date on your passport•检查一下你 护照上的截止日期。2 the date by which an item、of food should be eaten (食物的■)看效期：The expir­ation date on this yogurt was /November 20•这酸奶命有 效$到11月20曰。

ex-pire /ik'spaia(r)/ verb [V] 1 (of a document, an agree­ment, etc.          协议等）to be no longer valid because

the period of time for which it could be used has ended (因到期而）失效，终止；到期EEC1 RUN OUT: When does your drivi’ng Zicence expire?你的驾照什么肘候到期？ 2 (of a period of time, especially one during which sb hoids a position of authority 任魚等）to end 届满：His term o/qpce expires at the end 〇/.June.他的任期六月■底 届满。3 (//tera〇/) to die 逝世;去世；故去一see also unexpired ► ex.pired : . an expired passport 过期的 护M

ex-piry /ik'spaiari/ (especially Br£) [NAmE usually ex-pir- ation) noun [U] an ending of the period of time when an official document can be used, or when an agreement is valid (文件、协议等的）满期，届期，到期：the expiry 〇f a _/ixed-term contract 定期合同的满期◊ The Zicence am be renewed on ejepiry.执照_满时可延魚。 ex'piry date {Br^) (NAmE expi'ration date) noun the date after which an official document, agreement, etc. is no longer valid, or after which sth should not be used (文件、协议等的）到期日，截止日期厂(物品广限 用日期