The spectral region in the red or near infrared will be emphasized, because this is a region of low loss for optical fibers and therefore of interest for optical communication systems.是什么意思_The spectral region in the red or near infrared will be emphasized, because this is a region of low loss for optical fibers and therefore of interest for optical communication systems.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句