focus

音标发音

• 英式音标 [ˈfəʊ.kəs]
• 美式音标 [ˈfoʊ.kəs]
• 国际音标 ['fəukəs]
• 英式发音
• 美式发音

基本解释

• n. 焦点；中心；清晰；焦距
• vt. 使集中；使聚焦
• vi. 集中；聚焦；调节焦距
• n. (Focus)人名；(瑞典)福库斯

词源解说

• 17世纪40年代进入英语，直接源自古典拉丁语的focus，意为炉床，壁炉。

词根记忆

• foc(看作for，为了) + us→《焦点访谈》的口号是“为人民大众服务”→焦点
• foc(看作for，为了) + us→焦点访谈的口号是为人民大众服务→焦点
• foc(看做for，为了) + us(我们)→焦点访谈的口号是为我们人民大众服务→焦点

同根派生

• adj性质的同根词

  focal：焦点的，在焦点上的；灶的，病灶的。

• n性质的同根词

  focalization：集中焦点。

• vi性质的同根词

  focalize：聚焦；限制于小区域。

• vt性质的同根词

  focalize：使集中在一点上；调节…的焦距。

• focus相关词

用法辨析

v. (动词)

• focus用作名词时原始意义是“火炉”,引申为“焦点”,转化为动词则为“(使)聚焦”,“(使)集中”。即“调整…的焦点或焦距以便看清”,引申则表示“使(注意力等)集中于某物”。
• focus用作及物动词时,可以接望远镜、焦点等作宾语,也可以接阳光等作宾语,还可以接目光等作宾语。focus用于比喻作“致力于”解时,则可以接mind, attention等作宾语。
• focus也用作不及物动词,这时常和介词on连用,表示“聚焦于…”“致力于…”等。
• focus on sth表示“集中于某事”；
• focus作“中心，焦点”的解释时，用词范围很广，常被滥用，需注意。

• focus使用方法
• focus详细辨析

英汉例句

用作动词 (v.)

用作不及物动词: S+～(+A)

• A defect of vision prevented him from focusing accurately.
  视力缺陷使他无法准确聚焦。

用作及物动词: S+～+ n./pron.

• He focuses the lens of a microscope.
  他调整显微镜的镜片以定焦点。

用作名词 (n.)

• The camera has two focuses.
  这部相机有两个焦距。

• focus更多例句

词组短语

用作动词 (v.)

～+名词

• focus one 's thoughts 集中思想
• focus the lens of a microscope 调节显微镜的镜片

～+副词

• focus accurately 准确地调节
• focus properly 调整

～+介词

• focus on 集中于
• focus on the interaction between 着重说明…之间的相互作用
• focus on a problem 集中在某个问题上

• focus更多词组

英英字典

剑桥英英字典

• (CENTRE) the main or central point of something, especially of attention or interest
• (SCIENCE) (in physics) the point where waves of light or sound that are moving towards each other meet
• If you focus a device such as a camera or microscope, you move a device on the lens so that you can see a clear picture.

柯林斯英英字典

• If you focus on a particular topic or if your attention is focused on it, you concentrate on it and think about it, discuss it, or deal with it, rather than dealing with other topics.
• If you focus your eyes or if your eyes focus, your eyes adjust so that you can clearly see the thing that you want to look at. If you focus a camera, telescope, or other instrument, you adjust it so that you can see clearly through it.
• If you focus rays of light on a particular point, you pass them through a lens or reflect them from a mirror so that they meet at that point.
• Thefocus of something is the main topic or main thing that it is concerned with.
• Your focus on something is the special attention that you pay it.
• If you say that something has a focus, you mean that you can see a purpose in it.
• You use focus to refer to the fact of adjusting your eyes or a camera, telescope, or other instrument, and to the degree to which you can see clearly.
• If an image or a camera, telescope, or other instrument is in focus, the edges of what you see are clear and sharp.
• If something is in focus, it is being discussed or its purpose and nature are clear.
• If an image or a camera, telescope, or other instrument is out of focus, the edges of what you see are unclear.

• focus剑桥字典
• focus柯林斯字典

专业释义

经济学

• 焦点

  As necessities of life, agricultural products' prices have been the focus of attention.
  农产品作为生活必需品,其价格一直是人们关注的焦点之一。

• 着力点

  The supply of public goods in rural areas is the focus of the government to solve the "three rural issue".
  农村公共产品供给是政府解决“三农”问题的着力点。

• 目标集聚

  There are three ways for a firm to gain competitive advantage: cost leadership, differentiation and focus.
  企业获得竞争优势的方式有三种：成本领先、标歧立异、目标集聚。

• 集中化

  The new competitive strategy is a focus strategy. This focus strategy would make the company gain more profit.
  也就是金广建设二公司要采取集中化的竞争战略，才可以使企业走上不断发展的康庄之路。

  计算机科学技术

• 焦点

  First, the author finds the visual focus region of image.
  作者首先寻找图像中的视觉焦点区域。

• 对焦

  Pattern recognition methods are ushered into auto-focus.
  将模式识别的方法引入自动对焦技术中。

• 病灶

  It presents a new region growing algorithm with gray level co-occurrence matrix to extract the focus region,the threshold segmentation is applied to improve the edge of segmented region.
  为了提取局部感兴趣区域,给出了一种基于灰度层共现矩阵的区域增长算法,分割出病灶区域,再结合迭代阈值算法进行病灶边界的磨合。

  法学

• 重点

  This is the focus and innovation of this part.
  这是本部分的重点,也是本文的创新之处。

• 着力点

  The supply of public goods in rural areas is the focus of the government to solve the "three rural issue".
  农村公共产品供给是政府解决“三农”问题的着力点。

  电子、通信与自动控制技术

• 离焦

  Finally, two experiments including static and dynamic experiments are proposed according to the principle of short-distance information exchange, in which the behind focus-deviating system is used.
  最后,设计了静态和动态两个实验,静态实验用反射面模拟光敏面,证实了前后离焦有不同的变化。

• 焦深
• 病灶
• 焦点

文学

• 主体

  Chapter 2 and chapter 3 are the focus of this thesis and display the originality in this study.
  第二章和第三章是论文的主体部分。

• 分众化

医药科学

• 病灶
• (病)灶；疫源地

土木建筑工程

• 重点

  Therefore, it is particularly important to focus on ejector.
  因此,对喷射器加以重点研究显得尤为重要。

• 聚焦

  On the perception level, people often interpret “Vernacular” as “the National Style” or “the Regional Style”. On the discussion level, most people just focus on “Style” or “Form”.
  在认识上,基本上还处于将“乡土主义”等同于“地区形式或民族形式”的阶段 ;在讨论的层面,大多数人也只是聚焦于风格和形式。

  艺术学

• 聚焦

  The narrative theories in the West, which focus on the text itself, are highly applicable to the analysis of the narrative structures and related laws.
  西方的叙事理论，聚焦于文本本身，对于分析文本的叙事结构及相关规律具有很强的操作性。

  物理学

• 焦点
• 聚焦

地球科学

• 震源

新闻学与传播学

• 焦距

生物学

• 焦点
• 灶
• 焦点;病灶

机械工程

• 焦聚

能源科学技术

• 震源

农业科学

• 病灶