You can't even see the source of the light that shines through. You can't tell if the light is from an artificial source or from the sun.

你不可以透过它看见树或人，连透射进来的光线源头也看不见，你不知道那光线是人工的，抑或是天然的阳光。

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Cholecalciferol is produced by irradiation of 7-dehydrocholesterol with ultraviolet light either from the sun or from an artificial source.

胆钙化醇是7脱氢胆固醇经日光或人工来源的紫外线照射而产生的。

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Cholecalciferol is produced by irradiation of 7-dehydrocholesterol with ultraviolet light either from the sun or from an artificial source.

胆钙化醇是7 ？脱氢胆固醇经日光或人工来源的紫外线照射而产生的。

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Just as he did with a previous artificial brain model, Yamazaki plans to release the source code for the system.

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Beach nourishment: artificial process of replenishing a beach with material from another source that lies either inland or is dredged offshore.

UNESCO: L O S S A R Y

Should we rely on the artificial intelligence at Google to sort through the day's news and promote stories based on the rank of the source, how many people are linking to it and other mathematically defined attributes?

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