evolution of stars的用法和樣例：
例句
- An understanding of the stellar energy sources is still more vital for the problem of stellar evolution.
弄清恒星的能源對恒星演化的研究是更為關(guān)鍵的問(wèn)題。 - Third, it is important to derive from the observations irrefutable evidence that the earliest phases in the evolution of protostars do occur.
第三個(gè)重要任務(wù)是要由觀(guān)測得到不可辯駁的證據來(lái)證明原恒星演化中的一些最早期現象確實(shí)能發(fā)生。
