endosperm nucleus

例句：

1. 1. The plant's endosperm nucleus is where the seeds are formed.
   植物的胚乳核是种子形成的地方。
2. 2.In some species, the endosperm nucleus can be used as a source of food.
   在一些物种中，胚乳核可以作为食物来源。
3. 3. The endosperm nucleus contains the genetic information that determines the plant's characteristics.
   胚乳核包含决定植物特征的遗传信息。