However, these financial data are often incomplete or difficult to obtain.

但是这些财务数据在很多时候并不完整或者很难获取。

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Article 46 Under circumstances where the evidence may be destroyed or lost or difficult to obtain at a later time, a party may apply for preservation of the evidence.

第46条在证据可能灭失或者以后难以取得的情况下，当事人可以申请证据保全。

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Project metrics may be inconsistent or difficult to obtain from heterogeneous infrastructures, different processes, or company security boundaries, making it difficult to measure success.

从异构的基础结构、不同的过程，或公司安全边界获得的项目标准可能不一致或不同，这使得很难度量成功。

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Since then, Anonymous has moved away from DDoS-ing websites, which can require either mass support from thousands of individuals or the use of a botnet (a network of infected computer which can be expensive or difficult to obtain).

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But it is up for question whether rescheduling hydrocodone will deter doctors from prescribing, or make it very difficult for patients to obtain it, said Dr. Stephen Anderson, an emergency-room physician in Auburn, Washington.

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Many companies are reluctant or uninterested in discussing the issue, and concrete information has been difficult to obtain.

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