unit

noun [抽象名词]单位；一件（商品）；（公寓楼的）单元；部件，元件；（家具的）组合件，配件；科，室，部门；班组，小队；（课本）单元；（计量）单位；个位数；<美>警车；学习量；<英>股份单位

A unit is a group of people who work together at a specific job, often in a particular place. ^{(工作) 单位•  ...the environmental research unit. …环境研究单位。}