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。

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.

youdao

在平衡紧张和商业石油库存量仍然较低的情况下，去年的各种价格信号清楚地说明了维持生产和扩大生产能力的必要性。

With a tight balance and commercial oil stocks still relatively low, price signals over the past year have made clear the need to sustain production and expand capacity.

youdao

在平衡紧张和商业石油库存量仍然较低的情况下，去年的各种价格信号清楚地说明了维持生产和扩大生产能力的必要性。

With a tight balance and commercial oil stocks still relatively low, price signals over the past year have made clear the need to sustain production and expand capacity.

youdao