经常发生的

• What often happens is that you watch the ball coming to your opponent , who is about to hit it , and you don ' t notice your opponent ' s body language
  经常发生的事是你看见球飞向你的对手，那个将要击球的家伙，但你从没注意你对手的身体语言。
• Although some common occurrences , such as copying or moving a file , do not correspond directly to an event , these occurrences do cause events to be raised
  某些经常发生的事（如复制或移动文件）虽然并不直接与事件相对应，但确实会引发事件。
• Frustration is also produced when bright children are not properly challenged by their school work , as is too often the case in heterogeneous classrooms
  同样，当功课未能恰当地激励聪明的学生这是在混合班中经常发生的挫败感也会产生。
• " i waited patiently , not to overhear what they said , but because i could do nothing else ; besides , the same thing had occurred often before
  “我耐心地等候着，并不是想存心偷听他们的谈话，只是我没什么别的事可做，况且，这种事以前也是经常发生的。
• “ current account transactions ” refer to those components in the current account of the balance of payments ， such as goods ， services and unilateral transfers etc
  六) “经常项目”是指国际收支中经常发生的交易项目，包括贸易收支、劳务收支、单方面转移等。
• Bullying is a special type of aggression of high prevalence in which the more powerful oppresses the less powerful without being provoked
  欺负是儿童间尤其是中小学生之间经常发生的一种消极的社会行为，是力量相对较强的一方在未受激惹的情况下对力量相对弱小的另一方实施的攻击。
• So the rare field reversals are most likely caused by larger changes in the flow in the outer core , or in the way in which the field lines are wound into the flow by diffusion
  这样，不经常发生的磁场倒转，很可能是由外核流体或磁场曲线通过扩散宛然进人流体方式发生较大的变化而引起的。
• The sand - dust weather is a kind of disaster weather which happens frequently in the arid and semi - arid areas of china , in recent years ( 2000 - 2002 ) , the frequency of sand - dust weather increased year by year
  沙尘天气是我国北方经常发生的一种灾害性天气现象，但近几年沙尘天气次数陡增。
• Gene silencing , a common phenomenon in phb production through nuclear transformation , had n ' t been observed in the chloroplast transgenic plants analyzed by northern dot blot
  Northern点杂交检测表明与phb合成相关的三个基因均能在转录水平表达，未出现核转化中经常发生的“基因沉默”现象。
• Rbmanager provides an intuitive gui application that works across platforms to eliminate repetitive tasks and errors that often occur in the internationalized development process
  Rbmanager提供了一个直观的gui应用程序，该应用程序可以跨平台工作，以消除国际化开发过程中经常发生的重复任务和错误。