她把它晃了晃，以确定里面没有东西。

She shook it to make sure there was nothing inside.

《牛津词典》

义务劳动要求罪犯能够用规范的行为、以合适的速率工作。而不只是让这些青年晃来晃去，做一些整理被弃场所这样杂七杂八的工作。

Unpaid work should require offenders to work at a proper pace in a disciplined manner rather than youths just hanging around doing odd bits tidying up derelict sites.

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绿草地上到处是五颜六色的夏季野花，一片片树林以翠绿的树顶在阳光下摇头晃脑。

Meadows, filled with summer's wild flowers of every color, dots of trees in groups, their emerald green heads nodding in the sun.

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