focus

focus

['fəukəs]

n.焦点, 焦距, 中心
v.（使）集中, 聚集

例句与用法：

Bring the object into focus if you want a sharp photograph.

要照出清晰的照片，就要把焦点对准物体。

All eyes were focused on him.

大家的眼光都注意着他。

You should focus your attention on your work.

你应该把注意力放到工作上。

He always wants to be the focus of attention.

他总想成为注意力的焦点。

词形变化：

名词: focuser | 名词复数: focuses | 动词过去式: focused/focussed | 动词过去分词: focused/focussed | 动词现在分词: focusing/focussing | 动词第三人称单数: focuses/focusses |

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n.

1. 焦点, 焦距; 聚光点[C]

He took out the binoculars and adjusted the focus.

他取出双筒望远镜并调整了焦距。

2. 调焦; 聚焦[U]

3. 成像清晰点; (图像的)清晰; 明确[U]

4. (注意, 活动等的)中心, 集中点; 重点[the S][(+of)]

The focus of this chapter is the American Revolution.

本章的重点是讲美国独立战争。

She always wants to be the focus of attention.

她老想成为人们注意的中心。

5. (地震等的)震源; 病灶

The focus of the earthquake is eighty miles from our city.

这次地震的震源在距我市八十英里的地方。

vt.

1. 使聚焦[(+on)]

2. 调节(镜头等)的焦距[(+on)]

You can focus your telescope on that distant television tower.

你可以对着那座远方的电视塔调节望远镜的镜头。

3. (调节镜头的焦距)使(图像等)清晰

4. 使集中[(+on)]

I can't focus my thoughts today.

今天我的思想集中不起来。

vi.

1. 聚焦

A defect of vision prevented him from focusing accurately.

视力上的缺陷使他不能准确对焦。

2. 调节焦距[(+on)]

3. 集中[(+on)]

The beams of light moved across the sky and focused on the plane.

光束在空中移动, 集中对准飞机。

短语词组：

focus on

1. (使)集中于

He focused his eyes on me.

他注视着我。

in focus

1. 清晰的; 焦点对准的

I got her in focus before I took the photo.

我在拍摄前先用镜头把她对清楚。