柯林斯词典ovule /ˈɒvjuːl/ 1. N a small body in seed-bearing plants that consists of the integument(s), nucellus, and embryosac (containing the egg cell) and develops into the seed after fertilization 胚珠 返回 ovule剑桥词典a part inside the ovary (= organ that produces eggs ) of a plant that contains the female sex cell and develops into a seed when that cell is fertilized 胚珠（植物子房中的一部分，産生雌性生殖細胞，受精後變成種子） 返回 ovule