This bloody past suggests to us that enemies cease hostilities only when they are battered enough to acknowledge that there is no hope in victory - and thus that further resistance means only useless sacrifice.
这一血腥的过去向我们表明，只有当敌人受到足够的打击，承认胜利无望时，他们才会停止敌对行动，因此，进一步的抵抗只意味着无用的牺牲。