英语词汇“polarity event”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	polarity event
释义	polarity event polarity event [pə′lar·əd·ē i‚vent] (geophysics) A period of no more than about 100,000 years when the earth's magnetic polarity was opposite to the predominant polarity of that polarity epoch.
随便看	single-trip trigger circuit single trunk customer single trusted system singlets singlet state single-tube extractive membrane bioreactor single-tuned amplifier single-tuned circuit single-tuned interstage single-u groove weld single union deal single-unit semiconductor device single-unit smooth muscle single unit transfusion single-unit transfusion single unix single unix specification single unix specification version 2 single unix specification version 3 single-use single-use device single use medical devices single use military equipment single user single-user

英语词典包含2567994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。