单词详解

vt.

预防；阻止；防止（to stop sb. from doing sth; to stop sth from happening）

  In this way we prevented the spread of the disease. 这样我们就防止了疾病的蔓延。

  The accident could have been prevented. 这次事故本来是可以防止的。

 相关词组

1. prevent sb./ sth.  阻止……

  Of course I can’t prevent your coming. 当然我无法阻止你来。

The authority took steps to prevent a scandal. 当局采取措施防止丑闻。

2. prevent sb. from doing sth. 阻止某人做某事

  What prevented him from going? 什么事阻止他去了？

  There were many ways to prevent this from happening. 有多种方法可以防止此事发生。

相关单词

第三人称单数：prevents

过去式：prevented

过去分词：prevented

现在分词：preventing