Pruning, like the name implies, involves removing branches of the classification tree.

修剪正如其名字所指，意思是删减分类树的枝条。

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This name must be used again in the Classification Workbench, where you have to choose a field that contains the document text of your training data.

在Classification Workbench中选择包含训练数据文档文本的字段的地方，必须同样使用这个名称。

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Machine name for which the part is manufactured - Donated by classification symbol m.

制造的部件的目标机器名称—由分类符号M表示。

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And that has Prof Stolper and the rest of the rover science team leaning (with a lot of caveats) towards a classification that sits on a well-established sequence of alkaline igneous rocks - one that goes by the name "mugearite".

BBC: Cosmic coincidence on the road to Glenelg