必要的

Find and remove unnecessary files on your hard-disk.

清除不必要的档案，并找到你硬盘。

If this is necessary, with the help HardCopy pro it is possible to take mouse pointer.

如果这是必要的，与帮助印刷版亲，这是有可能采取鼠标指针。

But it happens to everyone; we're physiologically hardwired to nap.

但是对每个人来说打这个小盹是很有必要的。

The main goal is to keep a harmonious family, it's necessary.

这样做主要是为了家庭和谐，是有必要的。

Doesn't it make sense to have a good idea of what you're getting into?

花时间来了解你要做什么难道不是非常有必要的吗？

If you're going to have a multi day race, camping or hotel will be needed.

如果你想有一个多日赛，露营或酒店将是必要的。

It is necessary to have model analysis for it in order to study the property of vibration property.

为了研究其振动特性，对其进行模态分析是十分必要的。

First, we will include the necessary header file.

首先，我们将包括必要的头文件。

It is necessary to search for an associated hernia.

检查是否存在合并疝也是非常必要的。

In order to illustrate more clearly, section view and hidden lines must be omitted.

为了使图形更加清晰，剖视图中应省略不必要的虚线，但若画出某一虚线

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。