英语词汇“photic zone”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	photic zone
释义	photic zone noun Biology. the upper layer of a body of water delineated by the depth to which enough sunlight can penetrate to permit photosynthesis. Origin of photic zone First recorded in 1970–75 Words nearby photic zone Phosvel, phot, photalgia, photic, photics, photic zone, photinia, photism, Photius, photo, photoactinic Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020
随便看	principal rafter principal value principate principium principle principled principle of complementarity principle of economy principle of indifference principle of least action principle of mathematical induction principle of superposition principle of virtual work princox pringle's disease prinivil prink print printable printanier printback print bar printed circuit printed circuit board printed matter

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photic zone