A mat of algae over 0.25 in. (6 mm) thick was allowed to grow in a cooling tower basin.

超过0.25的藻类垫在。(6公厘)厚地被允许生长在一个冷却的塔盆地中。

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He would have been placed in a crouched position, lying on a mat of rushes, facing the setting sun.

他被放置成为蜷缩的姿势，躺在一张蒲草垫上，面向落日的方向。

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The end result is that the mycelium transforms the entire inside of the log into a mat of mycelium.

结果就是菌丝体会将整个木桩内部转化成一个菌丝体垫。

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Rather, it is cut high on the stalk and the remains of the plant are left to rot into a mat of organic material.

ECONOMIST: Brazilian agriculture

Crossing the great Atrato swamp, where the track became a causeway over slimy logs and then a mat of floating grass, the bike would sometimes sink into nothingness.

ECONOMIST: Ian Hibell

When my family and I toed our way through the Boundary Waters of the northern reaches of Minnesota, my brother and I found a stand of pitcher plants growing out of a moldering mat of reeds and moss, and because of this book, I had the theory of ecological succession right in the front of my brain.

FORBES: Books And Mantids