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植物中受精后发育成种子的结构；种子植物的大孢子囊及其珠被。
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植物中受精后发育成种子的结构；种子植物的大孢子囊及其珠被。；含有植物雌性生殖细胞的小体；受精后发育成种子；哺乳动物未成熟的卵细胞。；小的或未成熟的卵子；原卵
The structure in a plant that develops into a seed after fertilization; the megasporangium of a seed plant with its enclosing integuments.
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植物中受精后发育成种子的结构；种子植物的大孢子囊及其珠被。
The structure in a plant that develops into a seed after fertilization; the megasporangium of a seed plant with its enclosing integuments.
含有植物雌性生殖细胞的小体；受精后发育成种子
a small body that contains the female germ cell of a plant; develops into a seed after fertilization
哺乳动物未成熟的卵细胞。
An immature ovum in mammals.
小的或未成熟的卵子
a small or immature ovum
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页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.