All this makes it hard for America to achieve its goal of "operationally responsive space" : the ability to place satellites in orbit quickly and inexpensively.

这一切都让美国难以实现其“太空快速反应”(operationally responsive space)的目标：快捷而便宜地将卫星送上轨道的能力。

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All this makes it hard for America to achieve its goal of "operationally responsive space" : the ability to place satellites in orbit quickly and inexpensively.

这一切都让美国难以实现其“太空快速反应”(operationally responsive space)的目标：快捷而便宜地将卫星送上轨道的能力。

youdao