lens

名词 lens:

1. a transparent optical device used to converge or diverge transmitted light and to form images
   同义词：lense, lens system
2. genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils
   同义词：genus Lens
3. (metaphor) a channel through which something can be seen or understood
4. biconvex transparent body situated behind the iris in the eye; it focuses light waves on the retina
   同义词：crystalline lens
5. electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons
   同义词：electron lens

1. In this operation the surgeons implant a new lens (in the eye).
   医生在这次手术中给病人(眼球)植入了新的水晶体。
2. Don't smear the lens; I've just polished it.
   别把镜头弄脏了，我刚刚擦过。
3. The camera lens must be screened from direct sunlight.
   照相机的镜头不可受到阳光的直射。
4. This lens can magnify 20 diameter.
   这个透镜能放大20倍。
5. Some adjustment of the lens may be necessary.
   可能有必要调节一下镜头。
6. He uses lens to make things appear clearer.
   他用镜片以便看东西更清楚些。
7. The lens is often used to make telescopes.
   镜片常被用来做成望远镜。

lens

n.（名词）
【复数】 lens.es
A ground or molded piece of glass, plastic, or other transparent material with opposite surfaces either or both of which are curved, by means of which light rays are refracted so that they converge or diverge to form an image.
透镜，镜片：一片磨光的或塑造成的玻璃、塑料或其它透明的物质，有两个相反的表面，其中的一个或两个都成曲线形，通过这种方式可将光线折射以便聚集或发散来形成图象
A combination of two or more such pieces, sometimes with other optical devices such as prisms, used to form an image for viewing or photographing.Also called compound lens
（照相机、望远镜等的）镜头：由两片或更多的透镜组成的联合体，有些还要加上其它的光学仪器，如棱镜，用来成像以便观看或摄影也作 compound lens
A device that causes radiation other than light to converge or diverge by an action analogous to that of an optical lens.
辐射镜：一种通过与光学镜片类似的原理使射线而不是光线聚集起来或发散的装置
A transparent, biconvex body of the eye between the iris and the vitreous humor that focuses light rays entering through the pupil to form an image on the retina.
晶状体，水晶体：眼球中一种透明的双面凸体，位于虹膜与玻璃体之间，它可使穿过瞳孔进入眼球的光线聚集在视网膜上来形成图象
v.tr.（及物动词）
lensed,lens.ing,lens.es 【非正式用语】
To make a photograph or movie of.
给…摄影，给…拍照

来源：
New Latin lôns
现代拉丁语 lôns
from Latin [lentil (from the shape of a double convex lens)]
源自 拉丁语 [小扁豆，滨豆（因其形状象双凸镜）]

【引伸】
lensed
adj.（形容词）