A teller is a someone who works in a bank and who customers pay money to or get money from. (银行) 出纳员
noun [专属名词] (银行)出纳员;(尤指议会的)计票人;讲述者,讲故事的人;出纳机,提款机;<英,史>(税务署四位收、付款)税官(之一)
Every bank pays close attention to the speed and accuracy of its tellers. 每家银行都密切关注其出纳员的速度和准确性。