| 例句 |
The alarm emits infrared rays which are used to detect any intruder.警报器能发出红外线探测闯入者。The reflected light was found to be missing infrared wavelengths.他们发现反射的光线波谱中缺少红外线波长。Infrared film renders blue skies a deep black.红外线胶卷可以把蓝色的天空拍成深黑色。Diamond is the only material transparent to infrared.钻石是只有红外线才能穿透的材料。Beyond the red end of the visible light spectrum is infrared.在可见光谱红色一端之外是红外线。Infrared light is invisible to the human eye.人眼看不见红外线。 |