“past”的概念、定义、翻译、参考文献-科学参考

单词	past
释义	past [`past] ^RELATIVITY For an event in space-time, all events from which a signal could be emitted that could reach the event in question by traveling at speeds less than or equal to the speed of light.
随便看	gated sweep gate equivalent circuit gate generator gate interlock gate multivibrator gate pulse gate road bunker Gates crusher gate turnoff gate-turnoff silicon-controlled rectifier gate valve gateway gate winding gather gathering area gathering arm loader gathering conveyor gathering ground gathering iron gathering line gathering locomotive gathering mine locomotive gathering motor gathering motorman gathering mule

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。