In Sahara Desert, live some gerbils who would hoard large amounts of grass roots before the dry season to avoid starvation.

在撒哈拉大沙漠中，有一种沙鼠，每当旱季到来之时，这种沙鼠都要囤积大量的草根，以备度过这段艰难的日子。

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In Sahara Desert live some gerbils who would hoard large amounts of grass roots before the dry season to avoid starvation.

在撒哈拉大沙漠中，有一种沙鼠，每当旱季到来之时，这种沙鼠都要囤积大量的草根，以备度过这段艰难的日子。

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The sociologist appeals that the new graduates go to the grass-roots units so that they can gain some practical experience.

社会学家呼吁让刚毕业的大学生从最基层的工作做起，这样他们可以获取一些实际经验。

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There are also fears from some grass roots Tory activists that they will have even less control over the choice of candidates they will be expected to devote hours of their spare time campaigning for.

BBC: Feature

Howard Dean and Wesley Clark both made some efforts to build up a network of grass-roots volunteers in Missouri, partially through the internet.

ECONOMIST: A wide-open race now that Dick Gephardt has retired

There will be some movement on the national level, but Republican grass-roots organizers are very well aware that the message the GOP is selling statewide is a winning formula.

CNN: GOP has power where it counts: the states