focal是什么意思

短语搭配

(1)focal point焦点；兴趣的中心

(2)focal plane焦（平）面

(3)focal length焦距

双语例句

(1)The focal affair is to solve the problem of water shortage in this area.

重点工作是解决该地区的缺水问题。

(2)I'm going to give the patient an MRI to find out the exact focal location.

我要给病人做一次核磁共振影像来找出病灶的精确位置。

(3)The focal length is the distance between the center of the lens and the focal plane.

焦距是镜头中心与焦平面之间的距离。

(4)The focal point for the town's many visitors is the museum.

许多到该城的游客关注的重点是这座博物馆。

(5)Consequently, even as the blogosphere continues to expand, only a few blogs are likely to emerge as focal points.

因此，虽然博客空间继续扩大，但只有少数博客有可能脱颖而出成为焦点。

(6)The castle forms the focal point of the city.

这座城堡是城市的中心。

(7)In rural areas, the school is often the focal point for the local community.

在农村，学校常常是当地社区的活动中心。

(8)The brochure described the library as the focal point of learning on the campus.

这本小册子把图书馆描述为校园学习的中心。

同根词

词根 focal

(1)focus n. 焦点；中心；清晰；焦距vi. 集中；聚焦；调节焦距vt. 使集中；使聚焦

(2)focalization n. 集中焦点

(3)focalize vi. 聚焦；限制于小区域vt. 使集中在一点上；调节…的焦距

释义

adj.

of or relating to the centre or main point of interest

（与）焦点（有关）的；最关注的；主要的

the focal symbol of sovereignty is the crown.

　君主的主要象征是王冠。

Optics of or relating to the focus of a lens

【光学】 （与）透镜焦点（有关）的。

(of a disease or medical condition)occurring in one particular site in the body

（疾病，病状）病灶的，灶的。

类似拼写词

focal adj. 焦点的；最关注的；主要的；透镜焦点的；病灶的；灶的

local adj. 当地的；地方的；本地通话的；慢车；市内公交车；局部的；局域的；本地的

词源

"late 17th cent.: from modern Latin focalis, from Latin focus, or directly from FOCUS."