complex crater meaning in English
复杂冲击坑
Examples
- The simple crater has a bowl shape . the complex crater has a small hill at the center , which was caused by the rebound of the material at the center
简单环形山形状好像一个碗,复杂环形山则有一个小山丘在陨坑中间,这个小山丘是由撞击后物质反弹所形成。