FOCUSS

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