沒有沾汙的,無污垢的,無汙點的
unstained adj 1: not stained; "An apron keeps his clothing unstained" [ant: {stained}] 2: not having a coating of stain or varnish [syn: {unvarnished}] 3: without soil or spot or stain [syn: {unsoiled}, {unspotted}] 4: of reputation; "his unsullied name"; "an untarnished reputation" [syn: {stainless}, {unsullied}, {untainted}, {untarnished}]