You see that it has a pretty straight edge and a very thick curved blade.

你看的边缘很直，而且有非常厚的弯曲刀身。

You can see that there's subtle differences in the blade shape.

你可以看到刀身形状有些细微的区别。

The Japanese knife have a giff here versus the Western knife, which there's a very tight seal between the blade and the handle itself.

日本刀在这里有点， 与西方刀，的刀身和刀柄之间有非常紧密的密封。

And at one point he used a knife called an amputation knife, literally, and it's about 18 inches long, but it was just too long to get down in the hole.

在某时刻， 他使用了把名为截肢刀的手术刀，实际上，这把刀大约有18英寸长，但由于洞口太窄， 刀身太长难以深入。

" The gods did hear" . There was a knife in his hand suddenly, its blade thin as her little finger. Whether it was meant for her or him, Arya could not say. " A girl will weep. A girl will lose her only friend" .

" 众神听到了，" 他手中突然出现把小刀，刀身像她小指头那么细。艾莉亚不知他要杀自己还是杀她。" 女孩会哭泣。女孩将失去惟的朋友。"