greater freedom in sexual
matters 宽容社会，.（尤指）
性开放f会（20世纪60和70年代出现在很多国家） periTlit verb, noun
m verb /pa'mit; NAmE par'm-/ (-tt-) {formal) 1 to
allow sb to do sth or to allow sth to happen 允许；准许：[VN]
Radfos are not permitted in the Hbrary.图书馆忐不i年使 用收音机。◊
There are /iines /or exceeding permitted Zeveis 〇/noise poHurion.噪音超备会处以罚款。o[VNN] We were not permitted any contact with each
other. flc-fH 不许彼此有任何接触。◊
Jim permitted Mmsef/a wry smiZe.吉姆勉强苦笑了'一下。◊ [VN to inf] Visitors are not
permitted to tafce photographs.参观者请勿拍照。◊ She would not permit herself to
look at them.
〇 (formal)
Permit me to offer you some advice,
向你提些建议。[also V -ing] 2 to make sth possible 允 i羊；雇有可會I [V] We
hope to visit the cathedral, if time permits.如果时间允许，我们希望能参观一下主教座堂。
〇 I'll
come tomorrow, weather permitting (= if the weather is fine).天气许可的话，我明天过来。◊ [VN] TTie password
permits access to all files on the hard disk, 个密码可调出硬盘上的所有文档。〇[VN to inf] Cosh machmes permit you to withdraw
money at any time.取 款机可让你随时取款。[alsoV-ing]
■ noun /'p3：mit; NAmE 'p3：rmit/ an official document that gives sb
the right to do sth, especially for a limited period of time许可证，特证（尤指限期的）：a
^Wng/residence/parfcin&etc. permit 钓鱼、居住、停
车等许可证◊ to
apply/or a permit申年可证◊ to issue a
permit 签发许可金一see also work
permit permu.ta.tion /•p3:mju,teijn;
NAmE ,p3：rm-/ noun [usually pi.] any of the different
ways in which a set of things can be ordered排列（方式）；组合（方式）；置 换：The
possible permutations of x, y and z are xyz, xzy, yxz, yzx, zxy and
zyx. * x、y和z私可能的组合方式为
xyz、 xzy、 yxz、 yzx、 zxy 和 zyx0 pemi-cious /pa'mXas; NAmE par'n-/
adj. {formal) having a very harmful effect on sb/sth,
especially in a way that is gradual and not easily noticed 古害的，恶性的（尤指
潜移默化地}
per-nick-ety /pa'nikati;
NAmE par'n-/ [especially
Br£) (NAmE usually per-snick-ety) adj. (informal, disapproving) worrying too much
about unimportant details; showing this会挑剔的；吹毛求疵的pm FUSSY peroration /.pera'reijn/ noun (formal) 1 the final part of a speech in which the speaker gives
a summary of the main points (讲话的）结尾，结论，总结2(也5叩- prov/ng) a long speech that is not very
interesting 冗长 乏味的^说
per-ox-ide /pa'roksaid; NAmE -'ra:k-/ (also .hydrogen pe'roxide) noun [U] a
clear liquid used to kill bacteria and to bleach
hair (= make it lighter)过氧化物；过氧 化氢：a woman
with peroxide blonde hair
女子
per-pen-dicu-lar /,p3：pan'dikjal0(r); NAmE ,p3：rp-/ adj., noun
■ 1 ~ (to
sth) (usually to力n/cfl/ 术语）forming
an
angle of 90° with
another line or surface; vertical and going straight up 垂直的；成直角的：Are the
〖ines
perpendfcukzr to each other?这些直线相互垂直吗？_ ◊
The staircase was almost perpendicular (= very steep). ^ 梯几乎成垂直的了。2 Perpendicular
connected with a style of architecture
common in
鼸 ziot/n the
perpendicular [sing.] a line, position or
direction that is exactly perpendicular 垂童线（或位
置、方向）：7Vie
waH. is a Zittte out 〇/ the pe/pendicuZar. 墙壁有点倾斜。
per.pet.rate /.p3:p3treit; _p3:rp-/. verMVN]〜sth
(against/upon/on sb) (formal) to commit a crime or do sth wrong or evil
犯（罪）；做（错事）；干（事）： to
perpetrate a crime/^rauct/massacre 犯罪；行‘；进 行屠杀 0 violence
perpetrated against women and cMdreri针对妇女和儿童的暴力行为►
perpet*ra*tion /.paipa'treiXn; NAmE ,p3：rp-/ noun [U]
per.pet.ra.tor /.p3:patreita(r); NAmE 'p3：rp-/ noun
a person who commits a crime or does sth that is wrong or evil 作恶者；行凶者；犯罪者：the
perpetrators of the crime该项罪行的作恶者
perpetual /pa'petjual; NAmE per'p-/ adj.
1 [usually before noun] continuing for a long period of time
without interruption不间断的；持续的；长久的
continuous ： the pe/petuaZ
noise 〇/ traj^fk 持续不断的 交通噪声◊
V^e Zived/oryears fn aperpetuaZ state o//ear. 多年籴我们一直生侖在恐惧中。2 [usually before noun] frequently repeated, in a way that is annoying —再反 复的；无尽无休的；没完没了的HEIcontinual: How can I work
with these perpetual interruptions? it yf 断，让我怎么工作？ 3 [only before noun] (of a
job or position 工作★职也)lasting for the
whole of sb’s life 终 身的；永久如：He was
eZected perpetual president.他 ^为终#4^。◊
(hwmoraws) She’s a pe/petuaZ student. 她是个终身学习者。► per.petu.aMy /-tjuali/ per.petual 'motion noun [U] a
state in which sth moves continuously without stopping, or appears to do so 永动：We’re
aM m a state o/perpetuaZ motion in this office (= we’re always moving
around or changing things).我们这个办公室里大家总是忙得团团转。
per.petu.ate /pa'petjueit;
NAmE par'p-/ verb [VN] (format) to make sth such as a bad
situation, a belief, etc. continue for a long time使永久化；使持义化；使持
续：to perpetuate injustice 持续造成不公正◊
This system perpetuated itself for several centuries, — $!l JS 维持了几个世纪。◊ Comics tend to perpetuate t/ie myth that
‘boys don’t cry’.连环画往往在延续着“男儿有泪不
轻弹”的神话。► per.petu.ation /pa,petjuleij*n; A/Amf per.p-/ noun
[U]
perpetu-ity /,p3：p8'tju：8ti; NAmE ,p3：rpa'tu:-/
noun [U] ITiTWI in perpetuity (formal) for all
time in the future 7^c ’远；永久 PCT71 forever： They do
not own the land in perpetuity.他们并不永久拥有这^•土地。
perplex /pa'pleks; NAmE par'p-/ verb [usually
passive] if sth perplexes you, it makes you conftised or worried because you do
not understand it 迷惑；使困惑
puzzle： [VN] TTiey were pe/pZexred by her response•她的 答复令他们困惑不龠。[also VN that] ► per.plex.ing 〇〇[/••: a j?erp〖exingproWem,令人不解的问— perplexed /pa'plekst; NAmE par'p-/ adj. confused and anxious because you are unable to understand sth; showing
this 困惑的；迷惑不解的：a pe/p〖exed expres- sion困惑的表情◊ She 〖oofcedpe/piexed. 看来茫然若
失。► per.plex.ed.ly /-idli/
flt/v. per-plex-ity /pa'pleksati;
NAmE par'p-/ noun {pi. -ies) (formal) 1 [U] the
state of feeling confused and anxious because you do not understand sth 困惑；迷惘 HTTl confusion ： Most of
them just stared at her in perpiexity.他们多数人洁然地凝视着她。2 [C，usually
pi.] something that is difficult to understand 难以理解的事 物；疑团：the pe；7?〖exities 〇/ h/e人生的困惑
perquis-ite /'p3：kwizit; NAmE 'p3：rk-/ noun (format) 1 [lisgally
pi.] = perk /?.
2 〜（of sb) something
to whicli sb has a special right because of their social position 特权；利备：Politics
used to be the perquisite of the property-owning cteses.政治曾经是有产阶级的特权。
perry /'peri/ noun [u] a
slightly sweet alcoholic drink made from the juice of pears 梨酒一compare cider per se /,p3： 'sei; NAmE ,p3：r/ adv. (from Latin) used meaning 4by
itself to show that you are referring to sth on its own, rather than in
connection with other things 本身；.本廣J；: The
drug is not harmful per se, but is dangerous when taken vviYh aicoho〖•这种药本身无害，但
与酒同服就危险了。
perse-cute /'p3：sikju:t; NAmE 'p3：rs-/ verb [VN] [often passive] 1 ~ sb (for sth) to treat sb in a cruel and
unfair way, especially because of their race, religion or polit- ical beliefs (因种族、宗教或政治信仰）迫害，残害，压
迫：Throughout history, people have been persecuted for their
reiigfous beHe/s.人们因宗教信仰而受迫害的情况贯
穿了整个历史。◊
persecuted m/nor/ti’es被迫害的少数群 W 2 to
deliberately annoy sb all the time and make their life unpleasant骚扰；打扰；为…找麻烦H*g71 harass ： Why are the media persecuting him like
this? 新闻媒体为什么总这样揪住他不放？
► perse<iftion