It is possible to use half-rotating mechanism to realize the bionics of aquatic or terrestrial animal motion.

用半转机构实现水中与陆地上的动物运动效果仿生也是可能的。

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Increases in the amount of cosmic or terrestrial dust in the stratosphere could also increase the number of brightly shining clouds.

宇宙或地面尘土的增加也可能增加明亮光云的数量。

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Any of numerous aquatic or terrestrial mollusks of the class Gastropoda, typically having a spirally coiled shell, broad retractile foot, and distinct head.

蜗牛：腹足科众多水生或陆栖软体动物中的一种，通常带有一螺旋似的厚壳，足宽且向内旋，脑袋清晰。

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After a half-century,the search for extra-terrestrial intelligence, or SETI, has pretty much come up empty.

VOA: standard.2010.04.16

Owners of existing paper-based trade publications or terrestrial conferences be forewarned.

FORBES: Why We're All Groupies

Consumers can always buy cable or terrestrial digital boxes.

ECONOMIST: Digital television

Or, as XM and Sirius claim, do such stations compete within a broader market, one comprised of traditional, or terrestrial, radio, as well as iPods, HD radio, Internet radio and other entertainment?

CNN: Proposed satellite radio merger: Boon for consumers or monopoly?