The mature embryo sac contains an egg apparatus, a central cell 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 comprises an egg apparatus, a central cell with two polar nuclei and three antipodal cell.
成熟胚囊由印器，具二极核的中央细胞及三个反足细胞组成。
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。
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