not clear in a person’s mind （思想上）不清楚的，含糊的，不明确的，模糊的 to have a vague impression/memory/recollection of something 对某事印象／记忆模糊 They had only a vague idea where the place was. 他们只是大概知道那个地方的位置。
Extra ExamplesI am vague about what happened during the rest of the night. 我不太清楚那天晚上后来发生了什么。 I have a vague recollection of meeting him when I was a child. 我依稀记得小时候曾见过他。
Oxford Collocations Dictionaryverbs- be
- look
- sound
- …
- extremely
- fairly
- very
- …
- about
- as to
- in
- …
- vague (about something)
not having or giving enough information or details about something 不具体的；不详细的；粗略的 She's a little vague about her plans for next year. 她对她明年的计划还不太确定。 The politicians made vague promises about tax cuts. 政界人物的减税承诺言辞含混。 He was accused of being deliberately vague. 他被指责为故意含糊其词。 We had only a vague description of the attacker. 我们只有那个袭击者的粗略描述。 He outlined the policy in vague terms. 他含糊地概述了这项政策。
Extra ExamplesHer directions were hopelessly vague. 她的指示笼统得令人无所适从。 It was a vague enough concept for the liberals to unite around. 对自由主义者而言，团结起来是一个不够明确的概念。 It was a vague enough suggestion for everyone to be happy with it. 这条建议措辞隐晦圆通，每个人听了都美滋滋的。 Since the officers knew little themselves their reassurances were necessarily vague. 这些官员自己都不明就里，他们的保证自然空洞浮泛。 The identity of the city in the novel is deliberately left vague. 小说故意含糊其词，没有交待到底是哪座城市。 The law is notoriously vague on this point. 众所周知，法律对这一点的规定非常笼统。 The statement was vague in its wording. 这份声明措辞含糊。 You're being deliberately vague. 你是故意含糊其词。 an inherently vague and subjective concept 本质上空泛而主观的概念 I was suitably vague as to exactly how I had acquired the money. 对于我究竟是如何弄到这笔钱的，我没有明确说明。
Oxford Collocations Dictionaryverbs- be
- look
- sound
- …
- extremely
- fairly
- very
- …
- about
- as to
- in
- …
(of a person’s behaviour 人的行为 suggesting a lack of clear thought or attention 茫然的；糊涂的；心不在焉的 His vague manner concealed a brilliant mind. 他大智若愚。 She seems to be getting rather vague as she grows older. 她好像随着年纪增长变得有些糊涂了。
Oxford Collocations Dictionaryverbs- be
- look
- sound
- …
- extremely
- fairly
- very
- …
- about
- as to
- in
- …
not having a clear shape 不清楚的；模糊的；朦胧的 More Like This Silent lettersSilent letters
Word Originmid 16th cent.: from French, or from Latin vagus ‘wandering, uncertain’.