部分的英語翻譯：

part; section; portion; proportion; sect; segment; share
【計】 division; element
【醫(yī)】 binary division; fraction; mero-; pars; part; Partes; portio; portiones

履行的英語翻譯：

carry out; fulfil; go through; implementation; perform
【經】 execution; implement; perform

原則的英語翻譯：

fundamental; principle; tenet
【醫(yī)】 principle
【經】 general principles; principle