a variety of reasons

• He left for a variety of reasons
  他由于种种原因而离开了。
• Standards are very important to industry for a variety of reasons
  因种种理由标准化对产业界而言是非常重要的。
• You might want to skip over one or more elements for a variety of reasons
  可能出于各种原因希望跳过一个或多个元素。
• However , for a variety of reasons this approach proved to be infeasible
  然而，由于多方面的原因，这种方式被证明不可行。
• They often feel depressed and frustrated for a variety of reasons
  由于各种各样的原因，他们常常感到心情压抑，事业受挫。
• Opening files independently from a container is useful for a variety of reasons
  由于各种原因，独立于容器打开文件很有用。
• Can be closed because of a variety of reasons , both user - initiated and programmatic
  关闭的原因很多，包括用户启动和编程的原因。
• Many students have left for a variety of reasons , and now there are only two
  许多学生由于种种原因相继退学，现在仅有两名学生就读。
• Other symptoms cannot be determined because a clr failure can occur for a variety of reasons
  无法确定其他症状，因为有各种各样的原因会导致clr故障。
• Other elementary schools in the area also ban the games for a variety of reasons
  除了该校之外，当地还有其它几所小学也以各种理由将电子游戏逐出了校园。