A new effective data-fusion method is presented, which can eliminate the errors by using double sensors. First, the two sensors′ images are mapped into the light knife plane;

基于此，提出了一种采用双传感器，并将两个传感器图像映射到光刀平面上，然后再对其进行面内融合处理最后提取中心线的方法。

youdao

A novel method for propagating light-knife by the reflection of Gaussian laser beam at a cylinder is put forward and the formula to appraise the geometry parameters of light knife is also derived.

提出一种利用高斯光束柱面反射展成法生成光刀的新方法，并导出了光刀几何参数的预估算式。

youdao

The knife gleamed as it caught the light.

刀在光照下闪闪发亮。

《牛津词典》

The team had followed my advice on adding sound, and on using an exacto knife to cut the paper to give a very sharp look of light.

CNN: Interview with Nelson Shin

Virtually every morning, it seems, image-makers in the gainful employ of opposition leader Tony Abbott and Prime Minister Julia Gillard conjure up some kind of unimaginative photo-opportunity, where their leaders appear brandishing a blow-torch, a spade, a butcher's knife, an on-button or some kind of piece of light industrial machinery.

BBC: The scandal that could bring down Australia's government