They weigh almost nothing.

它们几乎没有重量。

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The key to complexity is that these few remaining genes weigh almost nothing.

对复杂性的关键是这些仅存不多的基因重量几乎为零。

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Seawater antennae, whose components weigh next to nothing and are easily stowable, could provide handy backups—and, eventually, more than backups.

而海水天线元件重量几近于无，容易装载，可作为备件方便提供——而到最后，就不只是备件了。

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Unlike existing technologies, these new devices developed by researchers at the University of Illinois weigh nearly nothing, require no external wires and operate on tiny amounts of power.

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Nothing may be in your hands except for the camera or smartphone during the weigh-in.

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