nebula相关例句和用法 As the nebula collapsed because of its gravity, it spun faster and flattened into a disk..随着由于重力引起的星云坍缩，它旋转得越来越快，并变成了盘状。 nebula英英释义 星云英释中释na mass of gas and dust among the stars, which...

发布时间：2025-11-01 浏览量：3