作为最后一步，我要采用高通波滤镜来锐化这个照片，以便我们以后降低这个图片的尺寸时不失去图片里的细节。
As a final step, we can use a high pass filter to sharpen the image and ensure if we are going to reduce the size to use it for the web we are not going to lose any information and definition.
SI最近失去了对一家大保险公司的投标，那家公司正在寻找把它需要的全部图片和文档转化为电子资料。
Si recently lost a bid to a large insurance company who was looking to e-source all of its image and document conversion needs.
去年11月2日，NASA与凤凰登陆车失去联系，在此之前，凤凰曾经传回25000张火星图片。
Nasa lost contact with the Phoenix lander on 2 November last year, after it had sent back 25, 000 images from the planet.
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