Light,Visible

《英文msh詞典》Light,Visible
[同義詞] Light,Visible
[主題詞] Light
[中文釋義] 光,可見
[英文釋義] That portion of the electromagnetic spectrum to which the human eye is sensitive. Light is about 400 to 800 nanometers in wavelength,i.e.,between the ultraviolet and infrared spectra.