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英语单词 focus

单词发音 [\'fəʊkəs]

基本解释

focus例句句型

用作名词(n.)

He always wants to be the focus of attention.他总想成为注意力的焦点。

He took out the binoculars and adjusted the focus.他取出双筒望远镜并调整了焦距。

The main focus of this manual is the management of fresh ground water resources.本指南的主要中心是地下淡水资源的管理。

用作动词(v.)

The noise made it hard for me to focus on work.噪音让我无法集中注意力工作。

He focused the sun's rays on the paper with a burning glass.他用取火镜使太阳光聚集在纸上。

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。

He must be very tired today, he doesn't seem to focus at all.
他今天一定很累,他似乎无法专心思考。

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。

His eyes were so tired that he had difficulty focusing it.
他的眼睛累了,无法准确聚焦。

1

Unless the object is properly focused the photograph will be blurred.
除非把焦距调准,否则拍出的照片是不清楚的。

用作名词(n.)

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

She was the focus of everyone's attention.
她是大家注意的焦点。

He is adjusting the focus of camera.
他正在调相机的焦距。

The coffee shop is the focus of social pfe in French.
在法国,咖啡馆是社交生活的中心。

用作动词 (v.)~+名词

    focus one's attention集中注意力

    focus one's efforts集中精力

    focus the lens of a microscope调节显微镜的镜片

    focus one's thoughts集中思想

~+副词

    focus accurately准确地调节

    focus properly调整

~+介词

    focus on〔upon〕使集中于焦点,使集中在…上; 强调,着重

    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 the camera on把照相机的焦点对准…

    focus the sun's rays on使阳光聚焦于…

用作名词 (n.)动词+~

    adjust the focus调整焦点

    take the focus量焦点

形容词+~

    real focus实焦点

    right focus正确的焦点

介词+~

    in focus对准焦距

    out of focus没对准焦距

~+介词

    the focus of sth某物的中心

focus用法讲解

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例句句型

用作名词(n.)

He always wants to be the focus of attention.他总想成为注意力的焦点。

He took out the binoculars and adjusted the focus.他取出双筒望远镜并调整了焦距。

The main focus of this manual is the management of fresh ground water resources.本指南的主要中心是地下淡水资源的管理。

用作动词(v.)

The noise made it hard for me to focus on work.噪音让我无法集中注意力工作。

He focused the sun's rays on the paper with a burning glass.他用取火镜使太阳光聚集在纸上。

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。

He must be very tired today, he doesn't seem to focus at all.
他今天一定很累,他似乎无法专心思考。

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。

His eyes were so tired that he had difficulty focusing it.
他的眼睛累了,无法准确聚焦。

1

Unless the object is properly focused the photograph will be blurred.
除非把焦距调准,否则拍出的照片是不清楚的。

用作名词(n.)

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

She was the focus of everyone's attention.
她是大家注意的焦点。

He is adjusting the focus of camera.
他正在调相机的焦距。

The coffee shop is the focus of social pfe in French.
在法国,咖啡馆是社交生活的中心。

用作动词 (v.)~+名词

    focus one's attention集中注意力

    focus one's efforts集中精力

    focus the lens of a microscope调节显微镜的镜片

    focus one's thoughts集中思想

~+副词

    focus accurately准确地调节

    focus properly调整

~+介词

    focus on〔upon〕使集中于焦点,使集中在…上; 强调,着重

    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 the camera on把照相机的焦点对准…

    focus the sun's rays on使阳光聚焦于…

用作名词 (n.)动词+~

    adjust the focus调整焦点

    take the focus量焦点

形容词+~

    real focus实焦点

    right focus正确的焦点

介词+~

    in focus对准焦距

    out of focus没对准焦距

~+介词

    the focus of sth某物的中心

focus近反义词

【近义词】
    v.
  • concentrate
  • n.
  • center
  • middle
【反义词】
  • blur弄脏