成熟胚囊包含卵器(由两个助细胞、一个卵细胞组成)，中央细胞及三个反足细胞。
A mature embryo sac is composed of egg apparatuses (two synergids and one egg cell), central cells and three antipodal cells.
成熟胚囊为蓼型胚囊，它包括卵器，一个中央细胞和三个反足细胞。
The mature embryo sac contains an egg apparatus, a central cell and three antipodal cells.
成熟胚囊被珠被绒毡县包围，由卵器、具次生核的中央细胞以及数目为1至6个反足细胞组成。
The mature embryo sac is surrounded by en lothelium tapetum. It is composed or an egg apparatus, one central cell with secondary nucleus, and 1—6 antipodal cells.
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