embryo-sac cell

基本解釋

The mature embryo sac was one with five nucleus, i. e. , egg apparatus and two-nucleus central cell.
成熟的胚囊是五核胚囊：由近珠孔耑的卵細(xì)胞和兩個(gè)助細(xì)胞以及兩個(gè)中央極核細(xì)胞搆成的。
There ware two cell proembryo and some endosperm free nucleuses in the embryo sac 7-8 days after pollination;
授粉後7-8天，在胚囊中見到二細(xì)胞原胚及數(shù)個(gè)胚乳遊離核。
When pollen tubearrives at ovary and enters embryo sac by de- generated synergid, two sperm cells are released into the cell.
花粉琯到達(dá)子房，通過退化助細(xì)胞進(jìn)入胚囊，釋放出兩個(gè)精細(xì)胞。