英语词汇photoperiodism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	photoperiodism
释义	photoperiodism 英/ ?f??t???p??r???d?z?m / 美/ ?fo?to??p?ri?d??z?m / 简明释义 n.[农学] 光周期现象（=photoperiodicity）；[生物] 光周期性（=photoperiodicity）网络释义 1 [农学]?光周期现象光周期现象 2 [生物]?光周期性光周期性，光周期现象 3 ?光周期光周期 4 ?光周期反应光周期反应短语 1 plant photoperiodism 植物光期性 2 photoperiodism of plants 植物光周期 3 photoperiodism of soy-bean 大豆光周期性双语例句 1 Photoperiodism The response of an organism to changes in day length. 植物对于日照长度改变所引起的反应。 2 The respose was not caused by the effects of temperature, photosynthetic duration or pre-flowering photoperiodic after-effect but was typical photoperiodism. 这种反应属于典型的光周期现象，而不是由温度的替代作用、光合时间的改变或前期短日后效应引起的。
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