focus

1.[i][t]集中（注意力、精力等于）to give attention, effort, etc. to one particular subject, situation or person rather than another

2.[i][t]（使）调节焦距to adapt or be adjusted so that things can be seen clearly; to adjust sth so that you can see things clearly

1.[u][c][ususing]中心点（指人或事物）；关注；引起关注the thing or person that people are most interested in; the act of paying special attention to sth and making people interested in it

2.[u]（眼睛或镜头的）焦距，调焦a point or distance at which the outline of an object is clearly seen by the eye or through a lens

1.【摄】焦点,对焦

2.【物】焦点

3.【物】焦距;聚焦,对焦点,配光,对光

4.(活动兴趣等的)中心

5.【医】病灶

6.(地震的)震源

1.使聚焦,对焦

2.【摄】对焦, 合焦

3.集中注意力于

4.调节镜头,焦距等

5.使限制于小区域

6.聚焦,注视,调焦距;限制于小区域

1.the thing that people are concentrating on or paying particular attention to

2.particular attention paid to something

3.the act of concentrating on a particular goal and not wasting time or energy on other things

4.the state of being able to be seen clearly; the part of a camera, telescope, microscope, etc. that you turn until you can see something clearly

5.a focal point

1.to concentrate on something and pay particular attention to it

2.to turn a part on a camera, telescope, microscope, etc. until you can see something clearly

3.if your eyes focus, or if you focus your eyes, you look at something carefully until you can start to see it clearly

4.if a lens or mirror focuses rays of light, or if they focus, they meet at a particular point