本息的英文：
【法】 principal and interest
- The deposit amount is set by the depositor and the accrued interests are paid by installment.
存款金额由储户自定，分期支取本息。
adj. 最重要的；首要的；资本的；本金的
n. 首长；负责人；校长；院长；主角；资本；本金；委托人，当事人；主犯
- principal debtor
主债务人 - There is a shortage of principal.
资金有些短缺。 - headmaster/headmistress; principal
中、小学校长 - [Am.] principal | [Br.] headmaster
中学校长 - Termites are principally tropical in distribution.
白蚁主要分布在热带地区。
n. 兴趣；趣味；利息；利益；产权；利害关系；行业；势力
v. 使感兴趣；使参与
- Interest will not lie.
兴趣不会说谎。 - He had both fractional interests and majority interests.
他兼有零星的股权和大宗股权。 - He had both fractional interests and majority interests
他兼有零星的股权和大宗股权。 - His interesting lecture revived my interests in volcanology.
他那个有意思的讲座重新燃起我对火山学的兴趣。 - coordinate immediate interests with long-term interests.
调和目前的利益和远期利益。