a person who assesses someone or something, in particular 评估人,尤指 ■a person who judges the quality of performance, typically in an exam or coursework (考试、作业等的)评判人,评阅人 ■a person who calculates or estimates an amount to be paid or what something is worth, chiefly for tax or insurance purposes (主要为计算税额或保险金额的)估算师;估税员;精算师 ■a person who is knowledgeable in a particular field and is called upon for advice, typically by a judge or committee of inquiry (法官或调查委员会约请的)专业顾问
语源
late Middle English : from Old French assessour, from Latin assessor 'assistant judge' (in medieval Latin 'assessor of taxes'), from Latin assidere (see assess)