blastulae的意思是“胚胎原基、薄片”。
在英文范文中的用法举例：During the early stage of development, the blastulae of animals and plants are very delicate and vulnerable to external factors, such as temperature and oxygen concentration.（在早期发育阶段，动植物的胚胎原基非常脆弱，容易受到外界因素如温度和氧气浓度的威胁。）
blastulae的意思是囊胚。
相关英文范文：As an embryo develops from a single cell, it passes through several stages of development, including the morula stage and the blastula stage.（翻译）随着胚胎从一个细胞发育而来，它会经历几个发展阶段，包括桑椹胚和囊胚阶段。）
blastulae的意思是胚胎，在英文范文中的最新变化可能是根据具体语境而有所不同。