Shale gas, as well as gas from other unconventional sources, will swell the ranks of gas producers.

页岩气及来源于其它非传统资源的天然气将壮大天然气生产商的数量。

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The ranks of the permanently unemployed will swell.

永久性失业人口数也会增加。

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As their ranks swell in coming years, the burden of financing their retirement will mount.

随着退休人数的日趋增加，关于他们退休后的财政负担也将海量增加。

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Hispanic immigrants in particular are helping to swell the ranks of the young.

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Others will swell the ranks of the 17% who are officially unemployed.

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What governments should work to avoid is creating situations where justifiably angry people swell the ranks of those in it just for the money and mayhem.

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