在发生

• And this shift is happening around the world
  而且这种改变在世界各地都在发生。
• Occurs when an untrapped thread exception is thrown
  在发生未捕获线程异常时发生。
• An error message is displayed when the error occurs
  ，在发生错误时显示错误信息。
• Is the exception that is thrown when overflow occurs
  异常在发生溢出时引发。
• Everything is changing so fast in beijing
  北京的一切都在发生着迅速的变化。
• And still , every day it is wasted
  尽管如此，浪费水的情况仍然每天都在发生。
• Event lets you indicate the size of an item before the
  事件可以在发生某项的
• How would you feel if you knew there was a gun
  在发生抢劫的时候，如果你知道
• Represents a method to run when an exception occurs
  表示在发生异常时要运行的方法。
• But stranger things have happened - - and are happening
  但是怪事发生了，且还在发生中。