For example, a single blade of grass is still more stable than any kind of comparable mechanical construction, spiders make thread that is as strong as steel and termites are able to survive in the intense sun by building elaborate airways in the dirt.
For example, a single blade of grass is still more stable than any kind of comparable mechanical construction, spiders make thread that is as strong as steel and termites are able to survive in the intense sun by building elaborate airways in the dirt.
例如，单片草的齿边依然比任何一种类似的机械仿制结构要坚固，蜘蛛织的丝有如钢铁一般坚韧，白蚁通过在泥土中挖掘独特的通风孔而可以在烈日下生存。