They have tiger stripes or leopard spots, or holes through them.

它们有着老虎皮般的条纹或豹子般的斑点，或是中间穿孔的。

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Some live in large groups like the honey-bee, and make their nests in trees or holes in the rocks.

有些蜂种是群居生活比如蜜蜂，它们将巢筑在树上或者岩洞中。

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These are devices of different shapes you can stick in cracks or holes for protection without damaging the rock.

用这些不同形状的器械塞入裂缝和洞中以保护自己而不会破坏到岩壁。

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The fluoride mixes with enamel, the hard surface on teeth, to help prevent holes, or cavities,from forming.

VOA: special.2009.03.11

She explains that you can make a compost pile or dig a pit or use a waste container with holes cut in the side.

VOA: special.2009.06.23

The carbon dioxide enters the plants through tiny holes or pores on the surface of leaves.

VOA: special.2010.01.26

The couple also found no evidence of a pulley system: there were no pulleys or holes in the ceramic walls in the bathroom, Mary Todd said.

CNN: STORY HIGHLIGHTS

In its update yesterday, McMoran says it is injecting a barite solvent to clean out the perforations, or holes in the drill pipe, through which the gas will flow.

FORBES: Updated 11:30 Central.

Another designer has ideas to create "smart wings" with materials that change shape or have holes that can be open and closed to create the kind of airflow needed to maintain or reduce air speed.

BBC: The futurist: Will green aeroplanes take off?