A razor should have a very sharp blade.

刮胡刀应有利的刀锋.

She ripped her stocking on a sharp nail.

她的袜子被一根利的钉子挂破。

And they spied the little mousie.

就是这利的双眼发现了小老鼠。

Pretty sharp, around the edges, isnt it?

“缘真是锋芒利，是吧？”

Lastly, we have the personification keen knife.

最后，我们有拟人化利刀。

Be careful with that knife. It's got a keen edge.

小心那把刀子，他有利的锋刃。

The sound and color are really sharp.

那部电视的声音和色彩都很清晰利。

This has softened some of the Chicago school's harsher edges.

这使得芝加哥学派的一些利锋芒有所收敛。

These were very, very sharp instruments of great pain.

这些利的武器能带来剧烈的疼痛。

But now he suddenly gave Caspian a very sharp look.

然而这时他突然向凯斯宾投来利的一瞥。

The obsidian was used in a number of tools with sharp or pointy edges.

黑曜石被用于很多工具的利缘或尖刃处。

He seemed to deflate under Mrs Weasley's piercing gaze.

他似乎在韦斯莱夫人利的目光下泄了气。

No, but it's possible the boy lost his knife and somebody else stabbed his father with a similar knife.

只为了测试刀子不利?

Pansy Parkinson was watching her beadily.

潘西·帕金森目光很利地望着她。

Blue eyes look deep and sincere, and sometimes piercing.

蓝色的眼睛看起来深邃而真诚，有时还很利。

On the same note, someone who is hawk-eyed watches and notices everything that happens.

同理，目光利的人会观察并注意到所发生的一切。

Behind the dirty lenses, the eyes were a piercing, brilliant blue.

在脏兮兮的镜片后面，一双蓝色的眼睛明亮、利。

Very sharp edges to the blades, and that's what they go around on, etc.

冰刀的缘利，而这正是他们来回转动等等所踩的东西。

Great job, Alex. The colors and sounds on the TV are sharp.

亚力克斯，做得好，电视的色彩和声音都很清晰利。

These lenses allowed trilobites to form sharp images and quickly sense changes in light.

这些晶体让三叶虫看见利的影像，并快速察觉光线的改变。