Environmentalists become quite worried because a countless number of wasted masks have ended up in the sea!

环保人士非常担心，因为无数废弃的口罩最终进入了海洋！

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Presentational-driven sites/applications benefit most from the XML method because XML is extensible and can be transformed to a countless number of formats.

表现驱动的（presentational-driven）站点/应用程序主要受益于 XML 方法，因为 XML 是可扩展的，可以转换为无数格式。

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A countless number of nutrients and other components combine to make breast milk so healthful for babies. But scientists working decades ago zeroed in on two enzymes.

不计其数的营养分子和其他成分一起作用，使母乳对宝宝来说如此有益于健康，但是科学家数十年的研究致力于认识其中的两种酶。

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Facebook is clearly taking influences from a number of different sources, including the playfulness of Tumblr and countless mobile design trends.

BBC: Facebook: Web reaction to the News Feed revamp

Understanding that, again, the Flow Rate Technical Group was stood up -- and as Admiral Allen has said countless number of times, our response was not dictated upon a flow mechanism.

WHITEHOUSE: Daily Press Briefing

But soon, as with countless other communities, it found its way to the Internet where a number of passionate DIY bloggers wrote about home projects and these conversations became computer-mediated and immediate.

FORBES: Spilled Wine On The Carpet? Just Ask Hometalk How To Clean It