英语词汇“principal focus”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	principal focus
释义	WordReference Random House Unabridged Dictionary of American English © 2024 prin′cipal fo′cus, [Optics.] OpticsSee focal point (def. 1). 1825–35
随便看	travel agency travel agent traveled traveler traveler's check travelers' diarrhea traveler's-joy traveler's-tree traveling bag traveling block traveling salesman traveling salesman problem traveling-wave tube travelled traveller traveller's cheque traveller's joy travelling people travelling salesman travelling wave travelogue travel shot travel time travel trailer traven

英语词典包含188688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。