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

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）

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。

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。

give (someone) the slip&I{【俚语】}

To escape the pursuit of.

逃脱…的追逐

let slip

To say inadvertently.

出于无心地说出

slip one over on【非正式用语】

To hoodwink; trick.

蒙蔽；欺骗