自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
V-ERG 集中(注意力);关注 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.
The research effort has focused on tracing the effects of growing levels of five compounds...
He is currently focusing on assessment and development...
N-COUNT 主题;重点;焦点 The focus of something is the main topic or main thing that it is concerned with.
The UN's role in promoting peace is increasingly the focus of international attention...
The new system is the focus of controversy...
N-COUNT 关注;注意 Your focus on something is the special attention that you pay it.
He said his sudden focus on foreign policy was not motivated by presidential politics...
The report's focus is on how technology affects human life rather than business...
N-UNCOUNT 目的;意图;含义 If you say that something has a focus, you mean that you can see a purpose in it.
Somehow, though, their latest album has a focus that the others have lacked...
Suddenly all of the bizarre and seemingly isolated examples took on a meaningful focus.
V-ERG 注视;使(相机、望远镜等)聚焦;给…调焦 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.
Kelly couldn't focus his eyes well enough to tell if the figure was male or female...
His eyes slowly began to focus on what looked like a small dark ball...
N-UNCOUNT 注视;调焦;对焦 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.
His focus switched to the little white ball...
Together these factors determine the depth of focus...
VERB 集中(光束);聚焦 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.
Magnetic coils focus the electron beams into fine spots.
N-COUNT 聚焦点 The focus of a number of rays or lines is the point at which they meet.
PHRASE (图像)清晰;(照相机、望远镜等)对准焦点 If an image or a camera, telescope, or other instrument is in focus, the edges of what you see are clear and sharp.
Pictures should be in focus, with realistic colours and well composed groups.
PHRASE 受关注;在讨论;(目的和性质)清楚的，明白的 If something is in focus, it is being discussed or its purpose and nature are clear.
This aggression is the real issue the world should be concerned about. We want to keep that in focus...
These issues were brought into sharp focus by the Gulf crisis.
PHRASE 焦点没对准;脱焦;失焦 If an image or a camera, telescope, or other instrument is out of focus, the edges of what you see are unclear.
In some of the pictures the subjects are out of focus while the background is sharp.
...a lot of out-of-focus photographs.
PHRASE 不受关注;(目的和性质)不清晰的 If something is out of focus, it is not being discussed or its purpose or nature is not clear.
The deficit in the US balance of payments put these considerations out of focus...
The movement towards democracy in Latin America and the foreign debt problems that have plagued it have gone out of focus.