And that afternoon Sue came to the bed where Johnsy lay, contentedly knitting a very blue and very useless woolen shoulder scarf, and put one arm around her, pillows and all.

下午苏跑到琼西的床前，琼西正躺着，安详地编织着一条毫无用处的深蓝色毛线披肩。苏用一只胳臂连枕头带人一把抱住了她。

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And that afternoon Sue came to the bed where Johnsy lay, contentedly knitting a very blue and very useless woollen shoulder scarf, and put one arm around her, pillows and all.

下午苏跑到琼西的床前，琼西正躺着，安详地编织着一条毫无用处的深蓝色毛线披肩。苏用一只胳臂连枕头带人一把抱住了她。

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"It is a very sad thing that nowadays there is so little useless information," quipped Oscar Wilde in 1894.

1894年，奥斯卡·王尔德嘲笑说：“如今，几乎没有无用的信息，这是非常可悲的事情。”

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There is a very tall useless machine.

WSJ: Looking for Something Useful to Do With Your Time? Don't Try This

But those very viruses probably make these new embryonic stem cells useless as treatments.

FORBES: Regenerators