UV warning technology is one of the important missile warning ways, it detects the radiation signature in the UV solar blind spectral band that is emitted from the approaching hostile missile plume.

紫外告警技术是导弹来袭告警技术的重要类型之一，可利用“日盲区”有效地探测来袭导弹羽烟的紫外辐射。

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There are also military satellites, for the purpose of gathering in formation on the armaments and the troops in countries which may be hostile and also to indicate the launch of a missile.

此外，还有军事卫星，用于收集可能的敌对国的军事情报，还能在有导弹发射时发出信号。

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Mr Walker found the deaths had been "entirely avoidable" and blamed a series of "glaring failures" that led the plane to be labelled as a hostile missile.

BBC: NEWS | UK | UK Politics | US 'must send inquest witnesses'

The Scowcroft National Security Council on which Condeleeza Rice had the Soviet portfolio during Bush I was hostile to efforts to deploy missile defenses from 1989 to 1983.

CENTERFORSECURITYPOLICY: Deploy Missile Defenses Now

On the Chinese side, however, the response was noncommittal on some issues, but still overwhelmingly hostile to U.S. missile defense.

WSJ: U.S.-China Nuclear Silence Leaves a Void