
principal
词源
源自拉丁语 'principalis',意为'首要的'或'主要的',由 'princeps'(第一的、首要的)衍生而来。
noun
❶ 指学校或机构的负责人,通常指校长或主管,负责管理和决策。
“The principal announced a new school policy.”
(校长宣布了一项新的学校政策。)
“She met with the principal to discuss her child's progress.”
(她与校长会面,讨论她孩子的进步情况。)
❶ 指资本或投资的本金部分,区别于利息或收益。
“He paid back the principal but still owes the interest.”
(他还了本金,但仍欠利息。)
“The principal amount of the loan is $10,000.”
(这笔贷款的本金是1万美元。)
adjective
❶ 主要的、首要的,表示某事物在重要性或地位上处于第一位。
“The principal reason for his success is hard work.”
(他成功的主要原因是努力工作。)
“The principal aim of the project is to reduce costs.”
(该项目的主要目标是降低成本。)
常见短语
principal amount — 指贷款或投资的本金部分,不包括利息或收益。
“The principal amount must be repaid within ten years.”
(本金必须在十年内偿还。)
principal investigator — 指研究项目的主要负责人,通常负责监督和协调研究工作。
“Dr. Smith is the principal investigator of this research project.”
(史密斯博士是这个研究项目的主要负责人。)