Once separation occurs, that? S really the end of the launch trajectory,? Said Doug Cooke, associate administrator of NASA? S exploration program.
“一旦分离,实际上发射轨迹已经结束,”Doug Cooke说道,他是NASA探测计划的副署长。
Once separation occurs, that?s really the end of the launch trajectory,? said Doug Cooke, associate administrator of NASA?s exploration program.
“一旦分离,实际上发射轨迹已经结束,”Doug Cooke说道, 他是NASA探测计划的副署长。
In eighteen sixty-nine, Cooke began raising money to build another railroad across America's west.
VOA: special.2010.02.25
He sings his version of Sam Cooke's song "A Change is Gonna Come."
VOA: special.2009.03.27
Many people invested all the money they had in Cooke's railroad.
VOA: special.2010.02.25
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