Unlike the symmetrical pattern of the iron filings and magnet, the magnetosphere is pushed in on the side facing the Sun and stretched out in the Earth's wake.

与铁屑和磁棒对称整齐的磁场模式不同，地球磁层面向太阳的一面被向内推，在相反的方向上延伸出磁场的轨迹。

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His idea was to treat industrial wastewater by passing it through the iron filings, and then treat it as municipal wastewater.

他的想法是分两步：先让工业污水通过铁粉处理之后再作为一般市政废水处理。

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Just as iron filings arc from one end of a magnet to another, the plasma is sliding in an arc along magnetic field lines.

等离子体在弧形内沿着磁力线滑动，和铁屑在磁体两极之间呈现的弧形一样。

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Mr Bush is like a magnet beneath a piece of paper: as he moves, the iron filings silently form into new patterns.

ECONOMIST: Out of the dark, Republican glimmers

The filter consists of iron filings, cut in small pieces, and sand.

CNN: Filter cleans arsenic-tainted water

On the main table I noticed what looked like the ragtag remains of some Physics 101 lab experiments: rusted silver balls on different inclines, distressed balloons, a stained funnel, a markered flask, a calcium-speckled Bunsen burner, iron filings and sandpaper, large magnets, and batteries that could have been bought from a Chinese immigrant on the subway.

NEWYORKER: The Region of Unlikeness