Balanced access to controlled medicines is needed to maximize availability for safe and rational use to treat medical conditions while minimizing availability for abuse and dependence.

管控药物的可及性必须达到平衡，以便最大程度地扩大在安全与合理用于治疗病症时的可得性，并同时尽量减少造成滥用和依赖的可得性。

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The hypothesis that the resource availability controlled the dominance of community could well elucidate the difference of community dominance on global and community scale.

本文提出的资源有效性假说能够很好地解释全球与群落尺度上群落优势度的差异。

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Afterwards, the system of amPS was verified to have improved the availability and QoS of controlled applications via a series of experiments.

实验结果显示该系统提高了应用的可用性，同时保证了服务质量。

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And it is not surprising that the study found that individual managers matter, because it measured employee satisfaction in terms of things that are controlled by individual managers, such as clear performance targets, the availability of proper equipment for a job, the presence of competent colleagues, and the attention of a caring supervisor.

ECONOMIST: It��s the manager, stupid