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They have chloroplasts that combine carbon dioxide and water with light energy from the sun to create oxygen and sugar, a form of chemical energy.
它们有叶绿体。叶绿体把二氧化碳和水份与太阳光能量合成氧气与糖份,一种化学能量。
《TED-Ed》《TED教育》
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Radiant energy is also called light energy.
辐射能也称作光能。
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Light energy. It won 't need new batteries.
光能。不需要新电池。
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We can change electric energy into light energy.
我们能把电能转变为光能。
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Electric energy can be changed into light energy.
电能可以转变成光能。
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Electric energy can be changed into light energy.
电能能转变为光能。
1. 歌曲: Light Energy\n歌手: Emily Lacy\n语言: 英语\n所属专辑: Amore\n发行日期: 2009-10-27