A leatherback may be able to pick up some body heat by basking at the surface; its dark, almost black body color may help it to absorb solar radiation.
棱皮龟可以通过在水面上晒太阳来为身体获取热量；深色近乎黑色的身体颜色可以帮助它吸收太阳辐射。
Kashlinsky and colleagues first noticed the dark flow when studying the way gas in galaxy clusters interacts with the cosmic microwave background radiation.
卡什林斯基和同事们是在研究星系团气体与宇宙微波背景辐射之间相互作用时首次注意到黑暗流的。
The presence of dark energy has been independently backed up by measurements of the cosmic microwave background, the radiation left over from the big bang.
对宇宙微波背景，也就是宇宙大爆炸后散布于宇宙空间的微波辐射的测量已经证实了暗能量的存在。
When sea ice melts, the newly exposed dark water absorbs radiation rather than reflecting it, as snow or ice would.
当海冰融化时，刚刚暴露出来的水对光线的吸收作用大于反射作用，不像雪或冰那样，对光线更多的是反射作用。
Dark matter is the term for matter which cannot be detected directly, because it does not emit or reflect light or radiation - or, at least, not enough to be detected by our present sensors.
暗物质是一种人类不能直接观察到的物质，因为它既不反射也不释放光线或放射线——至少，我们现有的探测器无法观测到它。
Moving into the surrounding nebula, this torrent of radiation sculpted the tall, dark stalks of dense gas, which are embedded in the walls of the nebula.
进入周围的星云之中后，放射物的急流形成了密集气体高大黑暗的茎状物，它嵌入了星云之中。
People who get chloasma, pregnancy freckle, butterfly freckle, sunburn, medicine freckle, radiation freckle, age pigment, freckle, pigment deepen, dark yellow, and dry are all appropriate.
适宜面部有黄褐斑、妊娠斑、蝴蝶斑、晒斑、药物斑、辐射斑、老年斑、雀斑、色素沉着、暗黄、干燥等人群使用。
Invisible ultraviolet or infrared radiation. Black light causes fluorescent materials to emit visible light and is used to take pictures in the dark.
看不见的紫外线或红外线。黑光使荧光物体发出可见光，用于黑暗中拍照。
Invisible ultraviolet or infrared radiation. Black light causes fluorescent materials to emit visible light and is used to take pictures in the dark.
看不见的紫外线或红外线。黑光使荧光物体发出可见光，用于黑暗中拍照。
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