slipped, slipping
- no obj.(of a person or animal) slide unintentionally for a short distance, typically losing one's balance or footing（人, 动物）失足, 跌跤, 滑倒：
I slipped over on the ice
我在冰上滑了一跤
he kept slipping in the mud.
她在泥泞里一次次滑倒。
- with adverbial of direction(of a thing) accidentally slide or move out of position or from someone's grasp（物）滑落, 脱落：
the envelope slipped through Luke's fingers
信封从卢克手指间滑落
a wisp of hair had slipped down over her face.
一缕头发散落到她脸上。
- fail to grip or make proper contact with a surface滑行; 打滑：
the front wheels began to slip
前轮开始打滑
as adj. slipping a badly slipping clutch.严重打滑的离合器。
- with adverbial of direction go or move quietly or quickly, without attracting notice悄悄地移动：
we slipped out by a back door.
我们悄悄地从后门溜了出去。
- pass or change to a lower, worse, or different condition, typically in a gradual or imperceptible way（逐渐地或不知不觉地）下降, 下跌：
many people feel standards have slipped
许多人都觉得标准下降了
with complement the bank's shares slipped 1.5p to 227 p.银行的股票下跌了1.5便士, 跌至227便士。
be slipping
informal be behaving in a way that is not up to one's usual level of performance〈非正式〉变坏, 变差：you're slipping, Doyle - you need a holiday.
你不如过去了, 道尔, 你需要休假。
slip away/by
(of time) elapse（时间）过去; 逝去：the night was slipping away.
夜晚不知不觉地过去了。
- with obj. and adverbial of direction put (something) in a particular place or position quietly, quickly, or stealthily迅速放置（某物）; 偷偷塞; 悄悄给：
she slipped the map into her pocket
她迅速把地图放入口袋
with two objs I slipped him a tenner to keep quiet.我悄悄塞给他一张十英镑钞票, 让他闭嘴。
slip into/out of
put on or take off (a garment) quickly and easily迅速穿上或脱下（衣服）。
slip something in
insert a remark smoothly or adroitly into a conversation巧妙插话。
- with obj. escape or get loose from (a means of restraint)逃离, 脱离; 解开（结）：
the giant balloon slipped its moorings.
大气球脱离了系泊处。
- no obj.
slip out
(of a remark) be uttered inadvertently（话）无意中讲出; 泄露。
- (of a thought or fact) fail to be remembered by (one's mind or memory); elude (one's notice)（想法, 事实）被遗忘; 被忽略：
a beautiful woman's address was never likely to slip his mind.
他从来不大可能忘记漂亮女人的地址。
- release (an animal, typically a hunting dog) from restraint放开, 放出（动物, 尤指猎狗）。
- Knitting move (a stitch) to the other needle without knitting it【编织】挑过一针不结。
- release (the clutch of a motor vehicle) slightly or for a moment略微（或暂时）松动（汽车离合器）。
- (of an animal) produce (dead young) prematurely; abort（动物）不足月产下（死胎）; 流产。
- an act of sliding unintentionally for a short distance失足; 滑倒：
a single slip could send them plummeting down the mountainside.
一失足就可能让他们摔下山。
- a fall to a lower level or standard下降, 下跌：
a continued slip in house prices.
房价持续下跌。
- mass noun relative movement of an object or surface and a solid surface in contact with it滑动。
- a reduction in the movement of a pulley or other mechanism due to slipping of the belt, rope, etc.（滑轮或其他装置因皮带、绳索打滑而导致的）转差, 空转。
- a sideways movement of an aircraft in flight, typically downwards towards the centre of curvature of a turn（飞机飞行中的）侧滑。
- mass noun Geology the extent of relative horizontal displacement of corresponding points on either side of a fault plane【地质】滑移; 滑距。
- a minor or careless mistake疏漏; 差错：
the judge made a slip in his summing up.
法官在结案陈词中有个小错误。
- a loose-fitting garment, typically a short petticoat宽松衣服（尤指短衬裙）：
a silk slip
真丝衬裙
as modifier a slip dress.背带式长衬裙。
- Cricket a fielding position (often one of two or more in an arc) close behind the batsman on the off side, for catching balls edged by the batsman【板球】（三柱门右侧稍后方）防守位置：
he was caught in the slips for 32
他在为获得32分跑动时被防守方击杀出局
King is at first slip.
金处于第一防守位置。
- a fielder at this position位于三柱门右侧的守场员。
- （常作slips）a leash which enables a dog to be released quickly.（可迅速解开的）牵狗皮带（或绳索）。
- Knitting short for SLIP STITCH.【编织】SLIP STITCH的简称：
one colour at a time should be knitted in striped slip.
用挑针织条纹图案时应当一次织一种颜色。
give someone the slip
- informal evade or escape from someone〈非正式〉避开某人; 甩掉某人。
let something slip
- reveal something inadvertently in the course of a conversation无意中讲出：
with clause Clive had let slip he was married.克莱夫无意中说出他已经结婚了。
- archaic release a hound from the leash so as to begin the chase〈古〉放开（狗的绳索）：
let slip the dogs of war.
发动战争。
let something slip through one's fingers（或grasp）
- lose hold or possession of something对…失控; 失去。
slip of the pen（或the tongue）
- a minor mistake in writing (or speech)笔误; 口误。
slip through the net
- 见NET1.
there's many a slip 'twixt cup and lip
- proverb many things can go wrong between the start of a project and its completion; nothing is certain until it has happened〈谚〉杯到嘴边还会失手（指万事难以十拿九稳, 事情往往功败垂成）。
slip away
- die peacefully (used euphemistically)〈婉〉安详地死去：
he lay there and quietly slipped away.
他静静地躺在那儿, 安详地去世了。
slip something over on
- informal, dated take advantage of (someone) by trickery〈非正式, 旧〉欺骗; 蒙骗。
slip up
- informal make a careless error〈非正式〉出差错：
they often slipped up when it came to spelling.
一到拼写, 他们就经常出差错。
- a small piece of paper, typically a form for writing on or one giving printed information纸条, 纸片：
his monthly salary slip
他每月的工资条
complete the tear-off slip below.
填满下面可撕下纸条上的内容。
- Printing a printer's proof on a long piece of paper; a galley proof【印刷】长条校样。
- a long, narrow strip of a thin material such as wood片条; 板条。
- a cutting taken from a plant for grafting or planting; a scion接枝; 插枝。
a slip of a -
- used to denote a small, slim person瘦小的：
you are little more than a slip of a girl.
你还只是个瘦小的小姑娘。