lens

英 [lenz]

美 [lenz]

n.  透镜; 镜片; (眼球的)晶状体

CET4CET6考研TOEFLIELTSTEM4TEM8

Collins.3 / BNC.7125 / COCA.3544

牛津词典

noun

• 透镜；镜片
  a curved piece of glass or plastic that makes things look larger, smaller or clearer when you look through it
  1. Have you got your lenses in?
     你戴了隐形眼镜吗？
• 透镜；镜片
  a curved piece of glass or plastic that makes things look larger, smaller or clearer when you look through it
  1. Have you got your lenses in?
     你戴了隐形眼镜吗？
• （眼球的）晶状体
  the transparent part of the eye, behind the pupil , that focuses light so that you can see clearly

柯林斯词典

• N-COUNT 透镜；镜片
  Alensis a thin curved piece of glass or plastic used in things such as cameras, telescopes, and pairs of glasses. You look through a lens in order to make things look larger, smaller, or clearer.
  1. ...a camera lens...
     照相机镜头
  2. I packed your sunglasses with the green lenses.
     我把你那副绿色镜片的太阳镜装好了。
• （眼球的）晶状体
  In your eye, thelensis the part behind the pupil that focuses light and helps you to see clearly.
• See also:contact lenstelephoto lenswide-angle lenszoom lens

英英释义

noun

• a transparent optical device used to converge or diverge transmitted light and to form images
  Synonym:lenselens system
• electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons
  Synonym:electron lens
• biconvex transparent body situated behind the iris in the eye
  Synonym:crystalline lenslens of the eye
• (metaphor) a channel through which something can be seen or understood
  1. the writer is the lens through which history can be seen

双语例句

• The interferograms under ideal near-cylindrical surfaces and ideal cylindrical lens are got and analyzed.
  获取并分析了理想近柱面和理想柱透镜下的干涉图。
• By definition a cataract is an opacity in the lens.
  白内障的定义就是晶状体混浊。
• A method to measure coaxiality of axisymmetric aspheric lens is introduced.
  介绍了一种轴对称非球面透镜的光轴共轴度的测量方法。
• Based on the integral principle, a lens array homogenizer for excimer laser was designed.
  设计了一套基于积分原理的准分子激光透镜阵列均束系统。
• Why aren't all lenses supplied with a lens hood?
  为什么不给所有的镜头都配上遮光罩呢？
• He focuses the lens of a microscope.
  他调整显微镜的镜片以定焦点。
• A good tip is to buy the most expensive lens you can afford.
  建议购买能负担得起的最贵的镜头。
• Two main installation methods of lithography projection lens were studied in this paper, and their characteristics were discussed.
  对两种主要的光刻投影物镜安装方式进行了研究，并对各自特点进行了讨论。
• Opacity of the eye lens can be induced by deficiency of certain vitamins
  眼球晶状体的混浊可由缺乏某些维生素造成。
• The lens of the eye accommodate to distance.
  眼球晶状体能根据距离进行调节。