| 单词 | desired ground zero | 
| 释义 | desired ground zero [dǝ`zīrd ¦grau̇nd `zir·ō]  ORDNANCE For a surface burst, the point on the earth's surface where atomic detonation is desired; for an air burst or underground burst, the point on the earth's surface directly below or directly above the desired point of detonation.  | 
	
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