外役监狱 wàiyìjiānyù unwalled prison Origin Definitions Defs Strokes Stroke Words Sentences Sents 外 wài locative outside outside; exterior; the space or position beyond a certain limit or boundary役 yì corvée (bound form) forced labor or an obligatory task required by an authority监狱 監獄 jiānyù noun prison prison; jail; a place where criminals are kept as punishment