英语词汇orthotropous ovule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	orthotropous ovule
释义	orthotropous ovule 简明释义直生胚珠网络释义 1 [植]?直生胚珠珠心和珠柄相愈合的部分直生胚珠(orthotropous ovule):指珠柄.珠心和珠孔的位置列于同一直线上,珠孔在珠柄相对的一端的一类胚珠倒生胚珠(anatropous ovule):指珠柄细长,整个胚珠做1... 双语例句 1 When ovule orientation is orthotropous the chalaza corresponds to the point where the funicle is attached but in anatropous and campylotropous ovules the chalaza is some distance from the funicle . 当胚珠的方向是直生胚珠时，合点和珠柄连成一条直线，当胚珠是倒生胚珠或弯生胚珠时，合点和珠柄之间有一定的距离。
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