It's unclear when the document destruction began.

不清楚他们是什么时候开始销毁文件的。

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Throughout this time period, the document destruction continued, despite reservations by some of petitioner's managers.

贯穿这段时期，尽管一些上诉人的管理人员有所保留，销毁文件的行动一直在持续。

youdao

Recall helps businesses meet the challenges associated with document management, data protection and document destruction with smart, strategic solutions and proven expertise....

Recall透过智慧化策略解决方案和成熟的专业技术，帮助企业应对与文件管理、资料保护和文件销毁相关的挑战。

youdao

Many firms do not have anything like a document destruction policy, and even when they do they are not clear on how or when things will be discarded.

FORBES: Of Indian Summer, Shredders, and Trash Pulls

The result is -- document destruction -- we're really not going to be able to prove beyond a truth the negatives and some of the positive conclusions that we're going to come to.

CNN: Transcript: David Kay at Senate hearing

Andersen had said it was following routine document-destruction guidelines.

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