embryo-sac cell的用法和樣例：
例句
- In the gymnosperms the megaspore gives rise to a cell that is termed the embryo sac because of its similarity to the angiosperm structure.
在裸子植物中，大孢子也產生一個細胞，因為它類似於被子植物的胚囊細胞，故也可以稱之為胚囊。 - The gonads form from a group of large granulated yolk sac cells which invacle the germinal ridges.
性腺是由一群大的顆粒的卵黃囊細胞入綴生殖峭而形成。
