We do spot-check submissions to the on-line checkoff system for infractions of the colloboration policy.

我们会抽样检查线上的计分系统，看是否有违反互助规定的情形发生。

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The lab assignments refer to checkoff files which are part of an automated checkoff system used in the class to assign points to students as they check in their work.

当同学交入结果报告时，本课程所使用的自动核对系统将比对实作课程的文件并给予分数。

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The lab assignments refer to checkoff files, which are part of an automated checkoff system used in the class to assign points to students as they check in their work.

当同学交入结果报告时，本课程所使用的自动核对系统将比对实作课程的档案并给予分数。

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