The resulting delays in science programs reached a crisis when the Challenger orbiter was lost, in effect putting America's scientific space effort on hold for over two years.
挑战者号失事之后造成的拖延给正在进行中的科研项目造成了很大的危机，事实上使得美国的太空科研项目停滞了两年以上。
The resulting delays in science programs reached a crisis when the Challenger orbiter was lost, in effect putting America's scientific space effort on hold for over two years.
挑战者号失事之后造成的拖延给正在进行中的科研项目造成了很大的危机，事实上使得美国的太空科研项目停滞了两年以上。
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