principal

主要的；资本的英释adjadjmost important

首长；校长；资本；当事人英释nnsomeone who is in charge of a school

1 principal component,主成分；[化]知组分

2 principal component analysis,主成分分析

3 principal and interest,本利，本金及利息

4 principal stress,主应力；枝力，枝动

5 principal axis,[物]主轴

6 principal factor,主要因素；主因子法

7 principal investigator,主要研究者

8 repayment of principal,还本；偿还本金

9 principal function,主函数；主要职能

10 principal strain,主应变，枝变

11 principal product,主产物

12 principal direction,纸向；主方向

13 principal office,总部，总社；总办事处；校长室

14 principal element,主要因素；主元素

15 principal character,主人公；主要特征

16 principal focus,[物]主焦点（等于focal point）

17 principal tensile stress,汁应力，主拉应力

18 major principal stress,最大主应力，第一主应力

19 principal value,本金值；基本价值；主值

20 principal action,主诉；主要行动

1 His principal reason for making the journey was to visit his family..他那次旅程的首要目的是探访家人。

2 Teaching is her principal source of income..教书是她主要的收入来源。

3 the principal character in the book.书里的主人公