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单词 photic region
释义 photic region
noun
or photic zone
: the uppermost layer of the sea or other body of water receiving sufficient light from the sun to affect living organisms especially by permitting the occurrence of photosynthesis
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英语词典包含332784条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

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更新时间:2026/7/17 23:29:36