最新提问
我的动态
登录后查看动态
题目内容双击单词支持查询和收藏哦～
Saturn's rings seem ___________, but it now appears that several decades ago, the shape of the innermost rings was altered by a mysterious event that all our telescopes and spacecraft failed to detect.
- A.immutable
- B.fragmentary
- C.luminous
- D.unique
- E.concentric
A显示答案
以上解析由 考满分老师提供。
