Cocklebur, a short-day plant, will not flower if given more than 151/2 hours light per day;i.e.its cdl is 151/2 hours.是什么意思_Cocklebur, a short-day plant, will not flower if given more than 151/2 hours light per day;i.e.its cdl is 151/2 hours.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句