focus

1. V-T/V-I 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. 关注

The research effort has focused on tracing the effects of growing levels of five compounds. 研究集中跟踪5种化合物水平上升带来的影响。

Today he was able to focus his message exclusively on the economy. 今天他能够将重点聚焦在经济方面。

2. V-T/V-I 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. 使 (眼睛、相机、望远镜或其它仪器) 对焦; 聚焦

Kelly couldn't focus his eyes well enough to tell if the figure was male or female. 凯利无法看清那个人影是男的还是女的。

His eyes slowly began to focus on what looked like a small dark ball. 他的眼睛开始慢慢聚焦到那个小黑球似的东西上。

3. V-T 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. 把 (光线) 聚焦

Magnetic coils focus the electron beams into fine spots. 磁线圈将电子束聚焦成细小的点。

4. N-COUNT Thefocus of something is the main topic or main thing that it is concerned with. 焦点

The UN's role in promoting peace is increasingly the focus of international attention. 联合国在促进和平方面的作用越来越成为国际关注的焦点。

The new system is the focus of controversy. 新系统是争议的焦点。

5. N-COUNT Your focus on something is the special attention that you pay it. 关注

He said his sudden focus on foreign policy was not motivated by presidential politics. 他说他突然关注外交政策并不是受总统政治的驱使。

6. N-UNCOUNT If you say that something has a focus, you mean that you can see a purpose in it. 诉求点

Somehow, though, their latest CD has a focus that the others have lacked. 但是，不管怎么说，他们的最新激光唱片具备别人没有的诉求点。

7. N-UNCOUNT 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. 焦点; 对焦

His focus switched to the little white ball. 他的焦点转移到了那个小白球上。

8. PHRASE If an image or a camera, telescope, or other instrument is in focus, the edges of what you see are clear and sharp. (图像) 清晰; (相机、望远镜或其他仪器) 对准焦点

Pictures should be in focus, with realistic colours and well composed groups. 照片应该成像清晰，色彩逼真，构图合理。

9. PHRASE If something is in focus, it is being discussed or its purpose and nature are clear. 受关注

We want to keep the real issues in focus. 我们要让真正的问题受到关注。

10. PHRASE If an image or a camera, telescope, or other instrument is out of focus, the edges of what you see are unclear. (图像) 模糊; (相机、望远镜或其他仪器) 对焦不准

In some of the pictures the subjects are out of focus while the background is sharp. 在一些照片中，主体对焦不准，背景反而很清晰。