lens /lɛnz/ star3 CET4 TEM4 (lenses)

• 1.  

  N-COUNT（可数名词） A lens is 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. 镜头

  例：

  ...a camera lens.

  …一个照相机镜头。

• 2.  

  N-COUNT（可数名词） In your eye, the lens is the part behind the pupil that focuses light and helps you to see clearly. (眼睛的) 晶状体

  例：

  ...degenerative changes in the lens of the eye.

  …眼睛晶状体的退化。

• 3.  

  （） → see also contact lens