Furthermore, most species do not depend entirely on a single resource, if the major resource for a species becomes scarce, the species can usually shift to alternative resources.

此外，大多数物种并不完全依赖单一的资源，如果一个物种的主要资源变得稀缺，该物种通常可以转向替代资源。

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In terms of the TCS, the major resource management issue involves dealing with services that time-out during a transaction operation.

就TCS而言，主要的资源管理问题涉及处理在事务操作过程中超时的服务。

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Protein-protein interaction databases are thus becoming a major resource for investigating biological networks and pathways.

蛋白质-蛋白质相互作用数据库因此正在成为研究生物网络和通路的一种主要资源。

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William Bach, a State Department counter-narcotics official, said drug trafficking "just doesn't seem to be the major resource for al-Qaeda".

BBC: refugees fleeing Afghanistan

We want to provide the tools to mine big data, as that is unquestionably the major resource of this century.

FORBES: What Do Former CIA Spies Do When They Quit the Spy Game?

They become the major resource of effectiveness to try and fight this battle offshore, and we know what we're doing near the wellhead.

WHITEHOUSE: A First-Hand Look at the Federal Response to the BP Oil Spill