单词	semi-
释义	Semi- A prefix meaning half Examples: • Semicircle (half a circle) • Semiannually (every half a year) See: Semicircle
随便看	scatter plot scientific notation seasons secant (function) secant (line) sech second second (angles) second hand section sector sector graph security segment segment (circle) semi- semi-major axis semi-minor axis semiannually semicircle semiprime senary sentence septagon septenary

数学辞典收录了1200条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。