“出现”的概念、定义、翻译、参考文献-科学参考

单词	出现
释义	出现 Mathematics ＞数理逻辑与数学基础＞模型论＞释义 occurrence出现 emergence出现；成品 occurrence出现^† Astronomy apparition出现
随便看	hostage rescue Hosta Plantaginea floum Hostae flos host behavior change host cell host community/host country host country market host crystal host emitting Hoste-Ocneanu-Millett-Freyd-Lickorith-Yetter polynomial host galaxy host guest chemistry host-guest chemistry host-guest points combination，host-guest points association host guest polymer hostile aggression hostile organization Hostile takeover hostility host image host-induced gene silencing hosting of sports event Hostinsky Hostinsky sphere host language host machine

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。