egg cell

例句：

1. 1. The scientist discovered a new type of egg cell that can grow indefinitely.
   科学家发现了一种可以无限生长的蛋细胞。
2. 2.Egg cells are the building blocks of all living organisms.
   蛋细胞是所有生命体的基础构建块。
3. 3. The researcher focused on studying the properties of egg cells to understand how they contribute to life.
   研究者专注于研究蛋细胞的性质，以了解它们如何对生命产生影响。