infra-red
infra-red 英 ['ɪnfrər'ed] 美 ['ɪnfrər'ed]
adj. 红外线的
名词复数:infra-reds
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- adj. 红外线的
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1. He then asked them to rate the image for attractiveness and while they studied the photos used infra-red cameras to track their eyes.
在志愿者观察照片时，他用红外线摄像头跟踪他们的眼球，然后要求志愿者对照片的吸引力评分。
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2. The telltales are specific “lines” in the spectrum of infra-red light from the plume. These correspond to the frequencies of light given off when water molecules are energetically excited.
表明这一迹象的是撞击掀起的尘土中显示的红外线光谱中的一些谱线，其频率与水分子能量激发时所发出光线的频率相应。
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3. All hot objects give off infra-red.
所有发热物体都发射出红外线。
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