单词	surjection
释义	sur·jec·tion (sər-jĕkshən) n. Mathematics A function that is onto. [SUR- + (PRO)JECTION.]
随便看	set upon setup pitcher set up shop Setúbal Seurat Seuss Sevastopol seven Seven Hills of Rome seven seas seventeen seventeenth seventeen-year locust seventh Seventh Avenue Seventh-day Adventist seventh heaven seventh-inning stretch seventieth seventy seventy-eight seven-up Seven Wonders of the World sever severability

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。