Astonishingly, this surface film not only supports the weight of creatures like the water measurer walking on top of it-- other creatures crawl along the under side of it, upside down, like this.

 
  • 意想不到的是,水面薄膜不但能支撑一定的重量,还能承受一些生物从水下面倒挂着的重量。
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