双刃刀

The Internet is part of their lives, rather than double-edged sword.

互联网是生活的一部分，而不是双刃刀。

As is so often pointed out,knowledge is a two-edged weapon

正像人们常常指出的，知识是一把双刃刀

As is so often pointed out, knowledge is a two-edged weapon which can be used equally for goodorevil.

正像人们常常指出的，知识是一把双刃刀，可以用于造福，也可以用来为害。

Knowledge is a two-edged weapon which can be used equally for good or evil.

知识是一把双刃刀，可以用于造福，也可用来为害。

Manufactured with imported monoblock tungsten steel, double-edged design and precise grinding technology, it holds such features as no chip adhibited at bottom, lucent and clarified at both sides, permanent rustless of cutter body and long life etc under processing.

特点：本刀具旨在提高产品加工质量和效率，它采用整体进口钨钢制造，双刃设计，精密的刃磨工艺，在加工字体中有底部不留屑，两边光洁透亮，刀体永不生锈，使用寿命长等特点，而且它的刚性上焊接刀具的5倍，这样大大可以加工雕刻速度，再有它可以重复修磨使用，一把刀具至少可以使用一年以上。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。