“华夏植物群”的概念、定义、翻译、参考文献-科学参考

单词	华夏植物群
释义	华夏植物群 Encyclopedia 理学古植物学释 cathaysia flora华夏植物群晚石炭世早期形成的一个独立热带-亚热带植物群，经晚石炭世逐渐繁盛，到二叠纪末期消亡，是当时世界四大植物群之一。
随便看	road traffic organization Road Traffic Safety Association of China Road Traffic Safety Association of the People's Republic of China road traffic safety early-warning road traffic safety enforcement road traffic safety information system road traffic safety preparedness road traffic safety publicity road traffic security road traffic sign road traffic signal controller road traffic signals road traffic system road transit online ticketing road transportation development road transportation employee road transportation for bulky cargo road transportation of dangerous goods road transportation of open pit road transportation operation permit road transportation safety road transport organization and management road transport volume roadworthiness certificate of motor vehicle roak

科学参考收录了854744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。