英语词汇photoperiods怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	photoperiods
释义	photoperiod[,fəutə'piəriəd] n.【植物学】光周期(指动、植物在24小时内接受日照的时间)
随便看	this is the lot this life this many a day this moment this mortal coil this much Thisness thisnesses this or that this side of this sort of thing thistle thistle cup thistledown thistledowns thistle finch thistle glass thistlelike thistles thistle tube thistle tubes thistlier-tliest thistly this vale of misery this vale of woe

英汉双解词典包含483723条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。