单词	picopicogram
释义	picopicogram noun pi·​co·​pi·​co·​gram ˈpīkōˈpīkōˌgram : a unit of mass equal to 10−24 gram —abbreviation ppg Word History Etymology pico- + pico- + -gram
随便看	Naticidae naticidaes Natick naticoid natiform nation nation-state nation-states national national anthem national assembly national bank national banknote national blue national chairman national church National City national committee national convention national costume national day national debt National Democratic national economy national emergency

英语词典包含469781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。