con·cep·tus /kənˈsɛptəs/
孕體
con·cep·tus /kənˈsɛptəs/ 名詞
孕體
conceptus
n : an animal organism in the early stages of growth and
differentiation that in higher forms merge into fetal
stages but in lower forms terminate in commencement of
larval life [syn: embryo, fertilized egg]