It also allows us to take a word of a given category and form a new homophonous word of a different category. 它还允许我们拿一个已定词类的单词，造出一个同音异义且不同类的词。
Part of speech tagging, as part of syntactic tagging, is to mark each word's part of speech in a sentence, according to its definition and context. 词性标注是根据词义及其上下文信息，标注出其在句中所属词类的过程，属于句法范畴的标注。
