section (i.e. of text); sentence; phrase; verse (of 5 or 7 mora in Japanese poetry; of 4, 5, or 7 characters in Chinese poetry); haiku; first 17 morae of a renga, etc.
Examples (1 in total)
どうして英語って、慣用句や句動詞がこんなに多いの？
Why does English have so many idioms and phrasal verbs?