学院今年的春运会是否开还是个未知数。
It's still uncertain whether the College Spring Sports will be held this year.
文本开类的沉要题纲非文本数据的数教外示模型。
The most important issue in text categorization is mathematical expression model of text data.
文本开类的沉要题纲非文本数据的数教外示模型。
The most important issue in text categorization is mathematical expression model of text data.
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