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Growing straight , so that the micropyle is at the end opposite the stalk. Used an ovule.直生的直立生長以至珠孔在莖的另一端的. 用于形容胚珠....

micropyle的音標(biāo)：micropyle的英式發(fā)音音標(biāo)為：['ma?kr?p?l]micropyle的美式發(fā)音音標(biāo)為：['ma?kr?p?l]...

n.珠孔，卵孔...