刀刃

Salomon's theory,"machining with high cutting speed…" on which, in 1931, took out a German patent, assumes that "at a certain cutting speed 5-10 times higher than in conventional machining, the chip removal temperature at the cutting edge will start to decrease…".

1931年 Salomon 的高速加工理论获得了一项德国专利，他认为&在高于常规切削速度5-10倍的切削速度下，刀刃的切削温度开始下降。由以上得出结论：&用常规的刀具以高切削速度加工，从而提高生产率，这是可能的

She went across the fields toward the house as though there werer nothing to come, and after he had watched her he went to the edge of the pond in the outer field and chose a slim green reed and peeled it carefully and slit it on the edge of his scythe.

她穿过田野向家的方向走去，好像不是要去生孩子似的。王龙看着她走远之后，来到地头的水塘边，挑了一根发青的细苇子，小心地剥去苇子皮，用镰刀刃切开。

I think that: must be hard with the knife's edge.

我认为：必须把勤奋用在刀刃上。

If you don't do this, the plane will fall off into a knife edge spin.

假如你做得不好的话，飞机会进入刀刃旋转。

What's the use clever and good steel is not used in the knife's edge.

聪明有什么用，好钢没有用在刀刃上。

This will ultimately damage a knife's edge.

这将最终造成了刀刃上。

So, hard to use the right direction, hard to use the knife's edge.

所以，勤奋要用对方向，勤奋要用在刀刃上。

He sharpened the edge of his knife on a grindstone.

他在磨石上磨快了他的刀刃。不适合

He sharpened the edge of his knife on a grindstone.

他在磨石上磨快了他的刀刃。

The edge of this knife is too dull to cut the bread.

这把刀的刀刃很钝，无法切面包。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了