这一点是指其身体上的发光斑或发光点.This may show as luminescent blotches or spots on the body.我们将它称为光束的 “ 光斑尺寸 ”.We will consequently refer to it as the beam'spot size ".如果孔是圆形的, 那么在屏幕上出现一圆形光斑.If the aperture is circular, a circular...

“光斑”的英语可以翻译为：[天] flare，light spot，facula，plage ...

“光斑”的拼音为：guāng bān...