over-,超过，过度，rate,估计。

1. It is easy to overrate their importance.

人们易于过分强调它们的重要性.

2. Social analysts often overrate the rate of change.

社会分析家往往过高估计发生变化的速度.

3. A presidential associate inevitably tends to overrate the significance of the things he does know about.

一个总统的幕僚对于他确实知道的事情,总难免要过分强调其重要性.

4. We must not overrate the accuracy of organic change as a measure of time.

因此我们不必过高地估计生物变化作为时间标准的精确度.

5. You should on no account overrate the enemy's combat effectiveness.

切不可过分估计敌人的战斗力.