But sometimes certain species of birds do the exact opposite.
但有时，某些种类的鸟类却会做出相反的举动。
While the modern management theories reveal that the conflict is not only destructive but also constructive and sometimes certain conflicts even have greater constructive power.
现代管理理论认为冲突不仅具有破坏性，同时也还具有建设性，某些冲突的建设性还大于破坏性。
Sometimes certain requirements or constraints on the access to the service itself — including authentication, integrity, and confidentiality requirements — are needed by a client run time.
客户机运行时有时需要某些对访问服务本身的要求或约束(包括身份验证、完整性和机密性要求)。
Sometimes certain parts may suffer destruction or defeat without seriously affecting the situation as a whole, because they are not decisive for it.
有的时候，有些局部破坏了或失败了，全局可以不起重大的影响，就是因为这些局部不是对于全局有决定意义的东西。
Sometimes certain parts may suffer destruction or defeat without seriously affecting the situation as a whole, because they are not decisive for it.
有的时候，有些局部破坏了或失败了，全局可以不起重大的影响，就是因为这些局部不是对于全局有决定意义的东西。
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