然而，玻璃制品在厚度上发生了巨大变化：从单一的6.8毫米变为亚毫米级至25毫米区间的任意厚度。
However, the product has changed dramatically, from a single thickness of 6.8 mm to a range from sub-millimeter to 25 mm.
在年平均降水量仅有40毫米的纳米比亚西海岸的干燥沙漠里，纳米布甲虫已进化出独特的集水机能。
IN THE dry desert on the west coast of Namibia, where the annual average rainfall is a meagre 40mm, the Namib beetle (Stenocara gracilipes) has evolved a unique mechanism to drink.
而桑迪亚的电池则只需移动零点几毫米就能有效地跟踪太阳，且其重量微乎其微。
Sandia's cells, on the other hand, would only need to be moved a fraction of a millimeter to track the sun efficiently while weighing next to nothing.
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