从最上面的两张图片中可以看到，左侧边缘地区的土地尚未被开发利用，只有隐约可见的在建街道网，该处地表呈现为米黄色和棕黄色。
Undeveloped land appears along the left edges of the top two images.
“研究人员以前看到的复制数量变化只是冰山一角，而其绝大部分都还未浮出水面，未被发现，”赫尔斯博士说。
"The copy number variation that researchers had seen before was simply the tip of the iceberg, while the bulk lay submerged, undetected," said Dr Hurles.
英国一些深海的海底从未被人拍摄过。当这些神秘的海底世界首度曝光后，人们惊讶地看到一个五彩缤纷的海地世界。
Some of Britain's deepest waters have been photographed for the first time and a stunning world of colour and beauty has been revealed. See more pictures here.
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