“外来杂草”的概念、定义、翻译、参考文献-科学参考

单词	外来杂草
释义	外来杂草 Encyclopedia 农学〔地理起源分类〕释 exotic weeds外来杂草由人为因素有意或无意被引入到新生态环境，能在其中自然延续种群，并对新生态环境或其中的物种构成一定威胁的草本植物。
随便看	appointment or in-office service of an official in mourning appointment system appointment system of professional and technical positions of library Appomattox Surrender apportioned purchase apportionment of heat by area apportionment of heat by on-off control appraisal appraisal analysis method appraisal and evaluation of pollution damage appraisal center for environment and engineering，ministry of ecology and environment appraisal methodology appraisal of calligraphy and painting appraisal of clinical practice guideline appraisal of collection appraisal of digital materials appraisal of electronic records appraisal of pottery and porcelain appraisal of real estate appraisal standard of digital materials appraisal theory appraisal well Appreciate Lanterns Appreciate the Garden Appreciating of Shangshi

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。