附加文件
将文档追加到newDocuments
=documents1
+documents2
documents2
的文件documents1
.
等于newDocuments
= + (documents1
,documents2
)newDocuments = documents1 + documents2
.
tokenDetails
|addSentenceDetails
|addPartOfSpeechDetails
|eraseURLs
|normalizeWords
|docfun
|取代
|tokenizedDocument
|bagOfWords
|bagOfNgrams