名词
中文翻译：光环
同义词：
['halo', 'radiator', "emittance例句：1. The scientist discovered a new way to harness the power of the sun's rays.（这位科学家发现了一种利用太阳光线的新方法。）"]
例句：
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1. The scientist discovered a new way to harness the power of the sun's rays.
这位科学家发现了一种利用太阳光线的新方法。
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2.The radiator is designed to keep the vehicle cool during hot weather.
散热器设计用来在炎热的天气中保持车辆凉爽。
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3.The emittance of the material was measured to determine its thermal efficiency.
测量了这种材料的发射率，以确定其热效率。