形态学，涉及语言的内部组织，它研究意义的最小单位-语素合成词的过程。

Morphology: it identifies the smallest meaning units (morpheme) in a language and looks into the ways the morphemes are arranged to form words.

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标记是将对解析程序有意义的解析字符串的最小单位。

A token is the smallest unit of parsed string that will have meaning to the parsing program.

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任务是对用户有意义的最小工作单位。

A task is the smallest unit of work that makes sense to a user.

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And what a morpheme is is the smallest meaningful unit in a language.

语素是语言中最小的意义单位

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