单词详解

1. vt. & vi.

A. (使)集中，(使)聚集(direct one's attention on something)

I can't focus my thoughts today.今天，我无法集中思想。

B. 调整(镜头，眼睛)焦点(become focused or come into focus)

You can focus your telescope on that distant building.

你可以对着那座远方的建筑调节望远镜的镜头。

2. n.

A. 焦点，焦距，聚光点(distinctness of an image rendered by an optical system)

He took out the telescope and then adjusted the focus.他取出望远镜并调整了焦距。

B. (注意, 活动等的)中心，集中点(the concentration of attention or energy on something)

She wants to be the focus of attention.她想成为人们注意的中心。

相关词组

1. be focused on = be centered on集中于

All eyes were focused on him.每个人眼光都注意着他。

2. focus on把焦点对准，集中注意

I can’t focus on anything today.我今天精神集中不起来。

3. focus sth on把……集中在……上

I can't focus my thoughts on study today.今天，我无法把思想 集中 在学习上。

4. in focus 焦点对准，清晰

The key question is in focus主要问题已非常明显。

相关单词

近义词：concentrate

反义词：blur

名词：focus

复数：focuses

过去式：focused / focused

过去分词：focused / focused

现在分词：focusing / focusing

第三人称单数：focuses / focuses

相关链接

词语辨析：concentrate, focus

concentrate, focus

这两个动词均有“集中，聚集”之意。

concentrate:指把人或物集中在一起，或指把注意力集中于某一事物上。

focus:指把光、热、射线等集中于一点，或指把精力等集中于某一事物上。

词语详解

1. concentrate:指把人或物集中在一起，或指把注意力集中于某一事物上。

I can't concentrate on my work when I'm tired.我累了就没办法集中精力进行工作。

2. focus:指把光、热、射线等集中于一点，或指把精力等集中于某一事物上。

I can't focus my thoughts today.今天，我无法集中思想。