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The mark phase is responsible for tracing through all objects visible to the application and marking them as live to prevent them from having their storage reclaimed.

标记阶段负责跟踪应用程序可见的所有对象并将它们标记为活的，以免回收它们的存储。

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The first and second markers will then meet to resolve any differences in their marking and agree a mark for every student.

然后第一阅卷人与第二阅卷人会就不同的评分进行讨论，以确定一个双方都同意的分数。

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For her experiment she studied the inheritance of three traits: a maroon coloured leaf marking, a white V-shaped leaf mark pattern, and the production of hydrogen cyanide in damaged leaves, which is thought to be a defence against predators.

UNESCO: Outstanding Student Award - Realise the Dream