a有时候表达不了自己的意思 Sometimes could not express own meaning[translate] astop to dosth 停止对dosth[translate] a那个女孩是我们学校最优秀的学生,他的名字叫凯蒂 正在翻译,请等待...[translate] a朱林滨 正在翻译,请等待...[translate]
Spitzer doesn’t orbit Earth, but rather the Sun. It travels in a path similar to Earth but it doesn’t move as fast, meaning that Earth is constantly outpacing it. This wasn’t a problem for many years, as Spitzer could make its observations then turn and direct its antenna at Earth...