egestion

[i:'dʒestʃən]

egestion (n.): "act of voiding the refuse of digestion," early 15c., from Latin egestionem (nominative egestio), noun of action from past participle stem of egerere "to discharge" (see egest).

It includes four subsystems of neural system, blood cycle system, assimilation system and egestion system.: 企业生命系统的内部组织结构包括神经系统、血液循环系统、消化吸收系统和排泄系统.