例句 /

Two globular ejecta were foundnear the nucleus of the comet on 0- September 99. By extrapolating backward from theejecta, it is found that the initial time of the outburst was on 9 September (9. ?0. UT).

详情正文

登录后查看完整内容

使用 DeepEvidence / 梅斯账号登录,新用户可在登录页面注册。

登录成功后将返回当前页面,继续浏览。