Many children who are failed by the academic status quo are forced to repeat a grade even though research shows that this is just about the worst course of action for them.

很多在当前学院理论中不及格的孩子被强迫留级重读，哪怕根据研究表明这一连串行动会使他们变得更糟。

Of course any asteroid brought back under the proposed plan would be too small to cause a repeat of such an event.

不过，计划将带回的小行星很小，不足以制造如此的大爆炸。

You pay every time you have to repeat or replace a course.

您支付您的每一次重复或替换过程。

Of course, if you choose to not learn the lessons, you will have to repeat the class, either in the same lifetime with a similar teacher, or in a new lifetime in a similar situation.

当然，如果你选择了不去学习这些课程，你就不得不重复学习，或者在本次轮回里跟类似的老师学习，或者在类似的环境里在新的轮回中重新学习。

Of course anyone receiving a telephone call can ask the caller to repeat words heard indistinctly but anyone who made a habit of asking callers to repeat many words would provoke embarrassment.

当然任何人接电话时可以让别人重复自己没有听明的地方，但是如果任何人养成要人时时刻刻重复的习惯会造成困惑。