排便 /páibiàn/ angolul

bowel movement [bowel movements]▼(discharge of feces)
noun
[UK: ˈbaʊəl ˈmuːv.mənt] [US: ˈbaʊəl ˈmuːv.mənt]

defecation [defecations]▼(act or process of voiding excrement)
noun
[UK: ˌde.fəˈk.eɪʃ.n̩] [US: ˌde.fəˈk.eɪʃ.n̩]

egestion▼(act of egesting)
noun
[UK: ɪdʒˈestʃən] [US: ɪdʒˈestʃən]