At the same time, the PAC layer can also filter the microorganisms and colloids to cut down the amount land…

膜表面形成的PAC层还可过滤微生物和胶体颗粒，减少了它们到达膜表面的数量。

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For out-and-out cheese, "Pac-Land" and the "Star Wars Holiday Special" have nothing on this, what may be the first holiday-themed sci-fi movie.

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And though the Pac-12 is still looking to land a sizable cable deal for its Pac-12 Network, that venture will likely yield even larger returns if it has even half the success of the Big Ten Network.

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