英语词汇“harmonic progression”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	harmonic progression
释义	harmonic progression Math. a series of numbers the reciprocals of which are in arithmetic progression. [1865-70]
随便看	prothalamium prothallium prothallus prothesis prothonotary prothonotary apostolic prothonotary warbler prothoracic gland prothorax prothrombin protist Protista protistology protium proto- protoactinium Proto-Algonquian protoavis protochordate protocol protocontinent protodeacon protoderm proto-Doric proto-Elamite

英语词典包含168451条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。