in-fi-deMty /.mfi'delati/ noun [U, C] {pi. -ies) the act of not being faithful to your wife, husband or partner, by having sex with sb else (夫妻或伴侣间的）不忠行头； 通奸 Fnm unfaithfulness _ maritann/ideHty 对婚姻 的不忠诚◊ She couW not/orgive his 她无法

原谅他的不忠行为。SSS3 FIDELITY in-field /'mflild/ noun, adv.

mnoun [sing.] the inner part of the field in baseball, cricket and some other sports (棒球、板球等场.地 的）内场一compare outfield n.

* adv. in or to the infield 在（或向）场中心：Figo came infield from the left to score.

求得分。

薩n.fight.ing /‘infaitm/ now/? [U] arguments and dis­agreements between 』 people in the same group who are competing for power团体内部的争权夺利；内il_: political infighting within the party ^ |^i in-fill /'infil/ noun [U] 1 the filling in of a space with sth, especially the building of new houses in spaces between existing ones填补空间；（尤指）在旧房间隙处 建新房：deve/opment市区空隙处新房的添建2 the material used to fill in a space or a hole 填充物；空隙 填料：gmvd t’n/iH 沙砾填料► iivfill ve/^ [V, VN】 in-fil-trate /'infiltreit/ verb 1 ~ (sb) (into sth) to enter or make sb enter a place or an organization secretly, espe­cially in order to get information that can be used against it (使）悄悄进入，潜入：[VN] 77ie headquarters had been fn/iZtrated by enem/ spies. A部混入了 敌方特 务。◊ RebeZ /orces were fn力’/trated mto the country.反 叛力量潜入了这个国家。◊ [V] 77ie CM agents success/iiHy fn/fZtrated into the terrorist organizations.中央情报局的 特工人.员成功地渗入了恐怖分子组织。2〜（into) sth 术语）（especially of liquids or gases 光指液体 或气体）to pass slowly into sth 渗入；渗透：[V] OnZy a small amount of the rainwater actually infiltrates into the soiL实际上只有少量雨水渗进了土壤。[also VN] ► in-fil-tra-tion /.infil'treij'n/ noun [U]： infiltration of the government by enemy agents 敌方特务 '备入政府◊ the fn/i’Ztrarion o/rain into the sof〖lif水土壤 in-fil-tra-tor /'infiltreita(r)/ noun a person who secretly becomes a member of a group or goes to a place, to get information or to influence the group 潜入看；渗入者 in-fin-ite /'mfinat/ adj., noun

■                  <«//•• 1 very great; impossible to measure 极大的；无法 衡量的 boundless ： an infinite variety of plants 数不清的植物种类◊ a teacher wit& in/initepatience有无 比耐心的教师◊ (/>on/c) The company m its fn^nfte wisdom decided to close the staff restaurant (= they thought it was a good thing to do, but nobody else agreed).公司以无比的智慧决定关掉职工食堂。

2 without limits; without end 无限的；无穷尽的：an iTi/iinffe unfverse 充根的宇宙 finite

■                  noun [sing.] 1 the infinite something that has no end 无限的事物；无穷尽的事物2 the Infinite God上帝

in<fin-ite-ly /'infinatli/ adv. 1 (used especially in com- parisons 先角于比较）very much 非常：Ybur Engiish is better than my German•如私英语比我的德语好 太多了。2 extremely; with no limit ® 其；无电地： ffuman beings are        adaptaWe•人类的适应力是

无限的。

in-fini-tesi-mal /.infim'tesiml/ adj. (formal) extremely small 极小的；微量的 HTTl tiny： infinitesimal traces o/poison微量毒佘◊ an inpnftesimaZ risfc微乎其微的风 ► in-fini-tesi*maMy /-mali/ adv. in-fini-tive /in'finativ/ noun (grammar fe) the basic form of a verb such as be or run. In English, an infini­tive is used by itself, as is swim in She can swim, or with to as in   //女es fo svv/‘/r).(动词的 > 不定式（英语中的动

词不定式可单独使用，如she can swim中的swim，或带 to,如 she likes to swim ) fliTOI see split v. in-fin-ity /m'finati/ noun {pi. -ies) 1 [U] (also in-fin-it-ies [pi.]) the state of 仝aving no end or limit 无限；■无穷： the          〇/ space.空间的无限 2 [U] a point

far away that can never be reached 无限远的点；无穷 远：77ie landscape seemed to stretch into fn/inity.风景 似乎延伸到 了无穷远处。3 (sym/? 〇〇) [U，C]

数）a number larger than any other 无穷大（的数） 4 [sing.] a large amount that is impossible to count 无法

| 1045         inflation

计算的量；无限大的量：a/if/^niiyo/stars数不清的

星星

in-firm /in'f3：m; NAmE m'f3：rm/ adj. 1 ill/sick and weak, especially over a long period or as a result of being old (长期）病弱的；年老体弱的2 the infirm nown [pi.] people who are weak and ill/sick for a long period 病 弱的人；_体弱的人：care /or the e〖der〖y and          对年

老体弱者的照顾

in.firm.ary /in_f3:m9ri; NAmE -'f3：rm-/ noun {pi. -ies)

■                  (often used in names) a hospital (常用于名病：）医院

■                  a special room in a school, prison, etc. for people who are ill/sick (学校、监狱等的）医务室

in-firm-ity /m'f3：mati; NAmE -'f3：rm-/ noun [u, C] {pi. -ies) weakness or illness over a long period ( 4 漁的）体 弱，生病：We aH/ear disability or     _们都奏

怕柺残i体弱，◊ the      出es o/o〖d age老年倖弱

infix /’infiks/ now/i (gramma/•语法）a letter or group of letters added to the middle of a word to change its meaning中缀；中加成分

in fla-grante /,m fla'graenti/ adv. (from Latin, literary or humorous) if sb is found or caught in flagrante, they are discovered doing sth that tJiey should not be doing, especially having sex当场（尤指被捉奸）；在作案现场 in-flame /in'fleim/ verb [VN] {format) 1 to cause very strong feelings, especially anger or excitement, in a person or in a group people激起…的强烈感情；（尤 指）使愤怒，.使嫵动：His comments have fnjflamed teachers aH over the country.他的评论激怒了全国教师。

2 to make a situation worse or more difficult to deal with使（局势）恶化；使更棘手：TTie situation was further inflamed by the arrival of the security forces.

安部队的到达使局势更加难以控制。 in.f丨amed /m’fleimd/ aa[/. 1 (of a part of the body 身体 部位）red, sore and hot because of infection or injury 夫 炎的；红肿的 2 (of people, feelings, etc•人、感情#) very angry or excited愤瘥的；非常激动的 in-flam-mable /m'flaemabl/ adj. 1 [especially Br^} =flammable：    material 易④物 2 full of

strong emotions or violence 易激动的；桌▲怒的 in-flam-ma-tion /.mfla'meiXn/ noun [u, C] a condition in which a part of the body becomes red, sore and swollen because of infection or injury 发炎；炎症 in-flam-ma-tory /in'flaematri; NAmE -to:ri/ adj. 1 {disap­proving) intended to cause very strong feelings of anger 變动性的；使人发怒的：in_/7ammatoryremarfcs煽动的 W in 2 {medical E) causing or involving inflammation 发炎的；炎性的

in-flat-ab(e /m'fleitabl/ adj., noun

■                  adj. needing to be filled with air or gas before you use

it需充气的：an   mattress充气塗

■                  womm 1 an inflatable boat 充气小艇 2 a large object made of plastic or rubber and filled with air or gas, used for children to play on, or as an advertisement for sth充气玩具；大型充气宣传品

in-flate /m'flert/ verb 1 to fill sth or become filled with gas or air 使充气；膨胀：[VN] Jn_/Iate your h/e jacfcet by sharps on the cord.猛扣使你的救生衣充气。

◊ [V] The h/ejacfcet/aiZed to innate.救生衣未能充气。

2 [VN] to make sth appear to be more important or impressive than it really is 鼓吹；吹捧 3 to increase in price; to increase the price oS sth (备）涨价：[VN] 77ie principal effect of the demand for new houses was to in/!ateprices.对新住宅需求的主要结果是促使价格上涨。

0 [V] Food prices are no longer inflating at the same rate as 〖astyear.食物价格的上涨率已不再像去年那样髙了。 —compare deflate(3), reflate in-flated /m_fleitid/ 〇办 1 (especially of prices 尤指价格) higher than is acceptable or reasonable 过高的；高得不 合理的：inflated prices/saZaries 过高的也* / 薪i 2 (of ideas, claims, etc•思想、主张等）believing or claiming that sb/sth is more important or impressive than they really are 夸张的；言过其实的：ffe has an in/Zated sense 〇/his own importance.他自视过高。 in-fla-tion /in'fleij'n/ noun [U] 1 a general rise in the prices of services and goods in a particular country, resulting in a fall in the value of money; the rate at