来赢利他的青睐或者是保护，但纵然是上帝，权力和能力也是有限的，事实上，他也许会被打败，或者攻击他的崇拜者。
To earn his favor and perhaps his protection, but even that god will have limited powers and abilities and may in fact be defeated or may turn on his devotees.
黑熊幼崽用树来防御，而经常生活在没有树的环境中的棕熊和北极熊则依靠攻击性来保护它们的幼崽。
Black bear cubs use trees for defense, whereas brown bears and polar bears, which regularly inhabit treeless environments, rely on aggression to protect their cubs.
在过去的几年里，那些保护电脑和网站免遭攻击的人员一直在追赶他们装备精良的黑客对手。
For the past several years, those defending their computers and networks against hackers have been playing catch up to their increasingly well-funded and organized adversaries.
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