[I,T] to tell someone that you will definitely do or provide something or that something will happen

保证，答应:

Last night the headmaster promised a full investigation.

校长昨晚答应进行全面调查。

She's promised to do all she can to help.

她答应尽力帮忙。

Hurry up – we promised we wouldn't be late.

快点，我们保证过不会迟到的。

You promised me the car would be ready on Monday.

你答应过我车子星期一可以用。

'Promise me you won't do anything stupid.' 'I promise.'

“答应我你不会做蠢事。”“我答应。”

I've promised that book to Ian, I'm afraid.

我已经答应把那本书给伊恩了，对不起。

The company promised us a bonus this year.

公司承诺今年给我们发奖金。

'I'll be back by 1.00.' ' Promise ?' 'Yes! Don't worry.'

“我一点钟前会回来。”“你保证？”“是的！ 别担心。”

He reappeared two hours later, as promised .

就像他保证过的，他两小时后再次露面。

[T] to show signs of something

预示…可能发生:

Tonight's meeting promises to be a difficult one.

今晚的会议有可能不容易对付。

dark clouds promising showers later

预示着稍后有阵雨的乌云

promise sb the moon / the earth, to promise to give someone something that is impossible for you to give

向某人作无法兑现的承诺

I can't promise (anything), [spoken] used to tell someone that you will try to do what they want, but may not be able to

我无法保证:

I'll try my best to get tickets, but I can't promise anything.

我会尽我所能搞到门票，但我不能保证什么。

I promise you, [spoken] used to emphasize a promise, warning, or statement

我保证:

I promise you, it does work!

我保你管用！

[C] a statement that you will definitely do or provide something or that something will definitely happen

保证，承诺，诺言:

a promise of help

答应帮忙的承诺

his promise to his father

他对父亲的承诺

She made a promise to visit them once a month.

她保证一个月看望他们一次。

his promise that the job would be mine

他对我作出的我将得到那份工作的承诺

Don't make promises you can't keep.

不要许下不能兑现的诺言。

I might have to break my promise.

我可能不得不违背我的诺言。

I'll never lie to you again. You have my solemn promise .

我再也不会对你撒谎了，我郑重保证。

[U] signs that something or someone will be good or successful

〔某事或某人有好结果或成功的〕迹象，征兆:

a young man full of promise

一个很有前途的年轻人

Bill shows great promise as a goalkeeper.

作为守门员，比尔大有希望。

She didn't fulfil her early promise .

她并未像小时候表现的那样有出息。

[sing., U] a sign that something, usually something good, may happen

迹象;〔通常指〕吉兆:

the promise of spring

春天的迹象

The letter gave a promise of greater happiness.

那封信预示了更大的快乐。