roste的意思是花名册；执勤人员表；逐项登记表
中文词源
roster 值勤名单
来自荷兰语rooster,表格，清单，来自中古荷兰语roosten,烤，烧烤，词源同roast.比喻用法，因表格如同烧烤架而得名。
英文词源
roster
roster: see roast
roster(n.)
1727,fromDutch rooster "table,list,"originally"gridiron,"fromMiddleDutch roosten "toroast"(see roast (v.)).Socalledfromthegridoflinesdrawnonapapertomakealist.
