prevent

现在分词：

动词现在分词: preventing

更多词形：

形容词: preventable | 名词: preventability | 动词过去式: prevented | 动词过去分词: prevented | 动词现在分词: preventing | 动词第三人称单数: prevents |

单词例句：

What can we do to prevent the disease spreading?

我们能做什么来防止这种疾病蔓延呢？

She hated the daughter who had taken her lover, but at the same time she was powerless to prevent the marriage without compromising herself.

她恨女儿夺去了自己的情人，却不能阻止这桩婚事，因为那样做会损害她自己的名声。

An isolating circuit used to prevent a driven circuit from influencing the driving circuit.

用以防止被驱动电路对驱动电路的影响的一种隔离电路。

All the roads and bridges to the front line were destroyed to prevent the enemy's supplies and ammunition from coming up.

通往前线的道路和桥梁全都被毁坏了，以阻止敌人把军需品和军火运送到前线。

Seal (up) the window to prevent draughts.

把窗户封起来以防风。

Sometimes we can prevent a cloud from producing rain.

有时我们可以阻止云产生雨。

He tried to prevent the marriage but it still took place notwithstanding.

虽然他竭力阻止这桩婚姻，但还是成了事实。

These regulations are intended to prevent accidents.

这些规章制度旨在防止事故发生。

A security device(often part of a terminal) that reads information(often from a magnetic strip) on a badge inserted in a slot. In this way, it can prevent the unauthorized use of a display station before allowing an operator to sign on.

一种安全设备(通常是终端的一部分), 它可以读取插入槽中的标记卡上的信息(这些信息往往以磁条码的形式记录在标记卡上)。用这种办法，在允许操作员进入系统前，可以防止对一个显示工作站的非法使用。参阅badge。