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focus

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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
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