英语词汇“photoperiod”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	photoperiod
释义	WordReference Random House Unabridged Dictionary of American English © 2024 pho•to•pe•ri•od (fō′tə pēr′ē əd),USA pronunciation n. [Biol.] Ecology, Biologythe interval in a 24-hour period during which a plant or animal is exposed to light. 1915–20; photo- + period pho•to•pe•ri•od•ic (fō′tə pēr′ē od′ik),USA pronunciation pho′to•pe′ri•od′i•cal, adj. pho′to•pe′ri•od′i•cal•ly, adv.
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