“natural epidemic focus”的概念、定义、翻译、参考文献-科学参考

单词	natural epidemic focus
释义	natural epidemic focus Encyclopedia 理学自然疫源地释 natural epidemic focus自然疫源地在一些野生动物中长期存有某种传染性病原体的地区。
随便看	quarter-square quarter squares rule quarter-wave line quarter wave plate quarter-wave plate quartet quartic quartic curve quartic equation quartic equation with one unknown quartic extension quartic graph quartic manifold quartic parabola quartic polynomial quartic reciprocity theorem quartic residue quartics quartic surface quartic symmetric graph quartic symmetry quartic vertex-transitive graph Quartier Latin quartile quartile coefficient

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。