单词	angle of view
释义	angle of view : the angle in a lens between lines drawn from opposite edges of the image to the second nodal point of the lens Word History First Known Use 1800, in the meaning defined above
随便看	plethora plethoras plethoric plethory plethra plethron plethysmogram plethysmograms plethysmograph plethysmographic plethysmographically plethysmographies plethysmographs plethysmography plethysmothallus pleu pleuched pleuching pleuchs pleughed pleughing pleughs pleur- pleura Pleuracanthea

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