a region including the bottom of the sea and the littoral zones
同义词：benthic division, benthonic zone
organisms (plants and animals) that live at or near the bottom of a sea
benthos详细解释
ben.thos n.（名词）The collection of organisms living on or in sea or lake bottoms.底栖生物：生活于海洋或湖泊底部的全体生物的集合The bottom of a sea or a lake.水底部：海洋或湖泊的底部 来源：Greek 希腊语 【引伸】 ben.thic
