万全之策 meaning in English

prudential policy

The japanese war lords had looked for a certainty .
日本军阀要想寻求万全之策。
Is there a sovereign remedy for this condition
在这种情况下有没有万全之策
Peace with sword in hand , ' tis safest making
居安思危，此乃万全之策。
It is clear that privatization can not be a general and complete cure for fiscal problems , no matter how inefficient a troubled government might be
它很清楚，无论一个处于困境的政府可能是多么低效无能，私有化也不可能是对付财政问题的万全之策。
During recent decade and more , major and super floods have taken place frequently in the yangtse river and huai river . the natural phenomenon of flooding is inevitable . it is not a surefire plan only to take engineering measures for flood control while climatic variation is far from being known
近十多年来在我国长江、淮河流域连续不断发生的大洪水或特大洪水再次向我们展示了这样一个道理，洪水是一种自然现象，当环球大的气候因素及其变化规律远未被认识时，试图仅依靠工程措施来控制洪水并非万全之策，逐步运用非工程措施，常常能起到“以柔克刚” 、 “以弱胜强”之功效。