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n.大孢子葉...

It has evolved by fusion of the two edges of the megasporophyll.心皮是由大孢子葉兩邊愈合進(jìn)化而來(lái)的....

megasporophyll的音標(biāo)：megasporophyll的英式發(fā)音音標(biāo)為：[?meg?'sp?:r?f?l]megasporophyll的美式發(fā)音音標(biāo)為：[?meg?'sp?r??f?l]...