1、The chondrules found in meteorites provide important clues about the early solar system.
在陨石中发现的球粒结构提供了关于早期太阳系的重要线索。
2、The formation of chondrules is believed to have occurred during the early stages of planetary system formation.
人们认为球粒的形成发生在行星系统形成的早期阶段。
