apertures是什么意思？

apertures

英[æ'pətʃəz] 美[æ'pətʃəz]

• n. 孔( aperture的名词复数 )，隙缝，（照相机的）光圈，孔径；

例句

• Electroformed apertures reproduce the mandrel photo resist finish faithfully and do not require any further processing. 电铸复制卷筒照片孔型图,不需要进一步的加工.
• Note as well that the above considerations apply when all the apertures are illuminated completely coherently. 还要注意,当所有的孔都以完全相干的方式照明时,上述讨论也适用.
• These apertures restrict the amount of light that can reach the detector. 这些光阑将会限制到达探测器的光线的总量.

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  孔；缝隙；缺口
  An aperture is a narrow hole or gap.
  例句
  Through the aperture he could see daylight. 透过缝隙，他能看见日光。
• N-COUNT
  （照相机的）光圈，孔径
  In photography, the aperture of a camera is the size of the hole through which light passes to reach the film.
  例句
  Use a small aperture and position the camera carefully... 用小光圈，仔细调整相机位置。 The camera has a 32mm lens with a maximum aperture of f/4.5 and a fixed shutter speed of 1/100sec. 这架相机有一个32毫米的镜头，最大孔径为f/4.5，固定快门速度为1/100秒。