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- A mirage is an optical illusion. 海市蜃楼是一种视错觉。
- I thought I saw a ghost but it was just an optical illusion. 我以为我看见鬼了，其实只是一种幻觉。
- A light-sensitive unit used with an optical arrangement for scanning images. 与光学装置一起用来扫描图象的一种光敏装置。
- An optical effect proper to fluids. 液体所固有的光学效果
- A kaleidoscope is an optical toy. 万花筒是一种光学玩具。
- To adjust the line of sight of(an optical device). 校准调整光学仪器瞄准器
- A microscope is an optical instrument. 显微镜是光学仪器。
- The eyepiece of an optical instrument. 光学仪器的目镜
- an optical radar 光雷达
- He suffers from an optical defect. 他有视觉障碍。
- An optical disk, especially a compact disk. 光盘，尤指微缩盘
- My camera has an optical viewfinder. 我这个照相机装有光学取景器。
- The refraction effect of light-wave when it propagates in atmosphere brings refraction error to optic radar's measurement. 由于大气对光波传播引起的折射效应，使得光学雷达测量中产生折射误差。
- The process of enlarging the size of something, as an optical image. 放大放大某一物体的尺寸，如一个光学图像的尺寸
- The lake in the desert was just an optical illusion. 沙漠中的湖泊只是一种视力错觉。
- A lens is an optical system including two refracting surfaces. 一个透镜是包含两个折射面的光学系统。
- Mirrors attached to the rollers form part of an optical system. 装在圆筒上的小镜是光学系统的一部分。
- The process of enlarging the size of something,as an optical image. 放大某一物体的尺寸，如一个光学图像的尺寸。
- I think I see a ghost but it was just an optical illusion. 我以为我看见鬼了，其实只是一种幻觉。
- A sensor channels the light signal along an optical fibre. 传感器沿光导纤维输送光信号。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
