什么是defensible assumption

什么是defensible assumption defensible是什么意思?我有字典.但是翻译完了还是不理解.什么防御性? 英语翻译The only defensible war is a war of defense.求这句话汉语官方翻译,还有翻译出处,以及这句话是谁说的, 英语翻译Its purpose,as we have already indicated ,is to remove the restrictive assump tions regarding the rank of the matrix of coefficients and constant elements without which a condition called “ degeneracy” can occur. 英语翻译Security Patterns:A Defensible Approach Toward Landscape and Environmental PlanningABSTRACTThe methodology of landscape and environmental planning have been severely challenged when classical concepts and models such as economic optimum,e 经济学人里的一句话,This is certainly more defensible in thecurrent climate,even if it means the new government must scramble for ways to pay for the moreexpensive income-tax cut.scramble for 怎么翻 什么是 什么是： 什么是： 什么是 什么是 什么是 什么是太阳日?什么是恒星日? 什么是猪?什么是蛋白质? 什么是核能? 什么是太阳能? 什么是发酵?什么是蒸馏? 什么是原油?什么是成品油? 什么是有理数,什么是无理数