focus
n
(pl ~es or foci ) =>Usage at data 用法見data.
1 [C] point at which rays (of light, sound, etc) meet or from which they appear to come （光、 聲等的）中心點, 源.
2 [C] point or distance at which (the outline of) an object is most clearly seen by the eye or through a lens 焦點; 焦距.
3 [C] adjustment or device on a lens to produce a clear image 聚焦; 調焦; 聚焦或調焦的裝置
The focus on my camera isn't working properly. 我的照相機上的調焦裝置有毛病.
4 [C usu sing 通常作單數]
centre of activity, interest, etc 活動的中心; 使人感興趣的所在
Her beauty makes her the focus of attention. 她長得漂亮, 很惹人注目.
In tonight's programme our focus is on Germany. 在今天晚上的節目中我們重點介紹德國.
5 (idm 習語) be in `focus; bring sth/come into focus (cause sth to) be or become clearly seen or sharply defined （使某事物）清晰、 明確或在焦點上
Bring the object into focus if you want a sharp photograph. 要照出清晰的照片, 就要把焦點對準物體. be/go out of `focus not be or no longer be clearly seen, etc 模糊、 不清楚或不在焦點上
The children's faces were badly out of focus (ie were very blurred) in the photograph. 照片上孩子們的面部非常模糊. focus, v (-s- or -ss-)
1
(a) [I] become able to see clearly 能夠看清楚
His eyes focused slowly in the dark room. 他在那間黑屋子里眼睛慢慢地看清了東西.
(b)[Tn, Tn.pr]
~ sth (on sth) cause sth to be concentrated(at a point) 使某事物集中（於一點）
If you focus the sun's rays through a magnifying glass on a dry leaf, it will start to burn. 用放大鏡把陽光聚到乾葉子上, 葉子就能燃燒.
(c) [Tn, Tn.pr]
~ sth (on sth) adjust the focus(2) of (a lens or the eye) 調整（透鏡或眼睛）的焦點或焦距
Focus your camera (on those trees). 把照相機的焦距調準（把焦點集中在樹上）.
2
(a) [I, Ipr] ~ (on sth) concentrate (on sth) 集中（於某事物）
I'm so tired I can't focus (on anything) today. 今天我太累了, 精神集中不起來.
(b) [Tn, Tn.pr]
~ sth (on sth) concentrate (one's attention, etc) on (sth) 將（注意力等）集中於（某事物）
Please focus your minds on the following problem. 請集中考慮以下問題.
?? 考研助記
佛(fo)把銅(cu)蛇(s)放在 焦點上 網友：yqy 補充：源自focal a. 焦點的（記：“瘋狗”是搜索的焦點）
?? 擴展釋義
*['f?uk?s]n. 焦點, 焦距vi. 聚焦, 注視vt. 使聚焦, 調焦, 集中【計】 焦點【化】 焦點【醫】 焦點, 聚光點; 灶; 疫源地相關詞組: focus on... in focus out of focus
?? 醫學釋義
①焦點，聚光點 ②位點
?? 同為「高中」詞匯
proceedingn. 進行，進程;行動;訴訟;會議記錄;
v. 進行( proceed的現在分詞);前進;（沿特定路線）行進;（尤指打斷后）繼續說;