warn
verbVerb Forms
Phrasal Verbs| present simple I / you / we / they warn | |
| he / she / it warns | |
| past simple warned | |
| past participle warned | |
| -ing form warning |
- [transitive, intransitive]
to tell somebody about something, especially something dangerous or unpleasant that is likely to happen, so that they can avoid it 提醒注意（可能发生的事）；使警惕 - warn somebody
I tried to warn him, but he wouldn't listen. 我设法提醒过他，可他就是不听。 If you're thinking of getting a dog, be warned—they take a lot of time and money. 如果你想养条狗，有话说在前头，那可既费时间又费钱。 - warn about/against somebody/something
Security experts warned about the problems months ago. 安全专家几个月前就警告过这些问题。 - warn somebody about/against somebody/something
He warned us against pickpockets. 他提醒我们要提防小偷。 - warn somebody of something
Officials warned the pilot of an anonymous threat. 官员警告飞行员有匿名威胁。 He has been warned of the danger he is in. 他已被警告有危险。 - warn of something
Police have warned of possible delays. 警方已经通知交通可能受阻。 - warn somebody about something
He is warning youngsters about the dangers of fireworks. 他警告年轻人烟火的危险。 - warn that…
Aid agencies have repeatedly warned that a humanitarian catastrophe is imminent. 援助机构一再警告说，一场人道主义灾难迫在眉睫。 - warn somebody that…
She was warned that if she did it again she would lose her job. 她被警告说如果她再这样做就会丢掉工作。 - warn somebody what, how, etc…
I had been warned what to expect. 有人事先告诉过我要出什么事。 - warn (somebody) + speech
‘Beware of pickpockets,’ she warned (him). “当心扒手。” 她提醒（他）道。
Express Yourself Warning people of dangerWarning people of danger 警示危险 You may need to tell someone that they are in danger or advise them not to do something dangerous: 告诉他人有危险或劝其远离危险： Look out! There's a car coming. 当心！有辆车开过来。
Be careful. It can be quite dangerous on that path. 小心，那条小路有时挺危险的。
Watch out. That's not a very safe place at night. 当心点儿，那个地方晚上不是很安全。
Make sure you keep hold of your bag. 一定要拿好自己的包。
I wouldn't do that if I were you. 如果我是你，我不会那么做。
Homophones warn | wornwarn worn- warn verb
I thought I should warn him about the risks involved. 我想我应该警告他所涉及的风险。
- worn verb (past participle of fly)
This is the first time I've worn this suit. 这是我第一次穿这套衣服。
- worn adjective
She was wearing a worn old leather jacket. 她穿着一件破旧的皮夹克。
Extra ExamplesHaving been duly warned that I would get nowhere with my application, I went right ahead and applied anyway. 虽然有人适时提醒我申请不会有什么结果，我还是执意提出了申请。 I did try to warn you. 我的确曾经试着提醒你。 I must warn you that some of these animals are extremely dangerous. 我必须提醒你这些动物中有些是极其危险的。 I thought I should warn her about it. 我想我应该为此提醒她一下。 No one had warned us about the unbearable heat. 没有人警告过我们注意难以忍受的高温。 She claimed doctors had failed to warn her of the risks involved. 她声称医生没有提醒她所涉及的风险。 The report warns of the dangers of obesity. 这份报告就肥胖的危险向人们提出了警告。 They warned us of the risks involved. 他们事先提醒了我们所涉及的风险。 You will get better—but be warned, it may be a long process. 你会好起来的，但要注意，可能是个漫长的过程。 The commander had been warned of the attack. 有人已经警告过指挥官会有这次袭击。
Oxford Collocations Dictionaryadverb- clearly
- explicitly
- bluntly
- …
- had better
- have to
- must
- …
- about
- against
- of
- …
- be warned
- warn somebody
- [intransitive, transitive]
to strongly advise somebody to do or not to do something in order to avoid danger or punishment 劝告（使有所防备）；警告；告诫 - warn against/about (doing) something
The guidebook warns against walking alone at night. 这本指南告诫夜间不要单独行走。 - warn somebody against/about (doing) something
He hit the other child, despite being warned about the consequences of such behaviour. 他打了另一个孩子，尽管有人警告他这种行为的后果。 - warn somebody to do something
He warned Billy to keep away from his daughter. 他警告比利离他女儿远点。 - warn somebody
‘I’m warning you!’ said James, losing his patience. “我警告你！”詹姆斯不耐烦地说道。 They were warned not to climb the mountain in such bad weather. 已经劝过他们天气这么坏不要攀登那座山。
Extra ExamplesTopics Suggestions and adviceb1We were warned against drinking the local water. 有人告诫我们不要喝当地的水。 We were specifically warned against buying the house. 有人明确地警告我们不要买这所房子。 The chancellor bluntly warned the Cabinet to axe public spending or face higher taxes. 大臣直接警告内阁要么大幅削减公共开支，要么加税。 My mother constantly warned me not to go into teaching. 妈妈不断地告诫我不要去当老师。
Oxford Collocations Dictionaryadverb- clearly
- explicitly
- bluntly
- …
- had better
- have to
- must
- …
- about
- against
- of
- …
- be warned
- warn against/about (doing) something
- [transitive] warn somebody (for something)
(in sport, etc. 体育运动等 to give somebody an official warning after they have broken a rule 警告
Word OriginOld English war(e)nian, wearnian, from a West Germanic base meaning ‘be cautious’.