A policy is a definite course or method of action selected from alternatives, and in light of given conditions, to guide and determine decisions.

策略是确定的路线或从选择物中选择动作的方法，并在给定条件的指引下指导及确定决策。

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Of course, every method has its drawbacks.

当然每种方法都有其缺点。

youdao

Of course, fast performance using this method requires an updated full-text index.

当然，使用此方法的快速性能需要更新的全文索引。

youdao

There's also, of course, the low-level method, which is--you've heard of Dumpster diving and people going through mailboxes and that kind of thing.

NPR: Understanding Identity Theft