它也在一些作品的版权已以丢失，或者已出售或者被取走，但剽窃行为仍然继续着的案件中起作用。
It may also be useful in cases where the copyright of a work has been lost, either sold or given away, but plagiarism continues.
他们说，研究结果揭示发生剽窃行为的可能性在学生群体中的确存在显著差异，但这与学生们的种族背景并无关联。
The results do reveal "significant differences" among students in the likelihood to plagiarize, but these did not relate to students' ethnic backgrounds, they report.
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