“三角形”概念、定义、翻译-科学时代

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

单词	三角形
释义	请查阅三角形--三角规
随便看	special class special class for mentally retarded children special classification special class risk special classroom special-class teacher special cleaner Special Climate Applications Programme special collected edition special collection special collection catalogue special collection reference room special collection stack special colour rendering index Special Committee Against Apartheid Special Committee on Apartheid Special Committee on Global Change special commodity rate special conjunctive normal form special consignment special container special container for automobile carrier special container for cattle carrier special contribution special correspondent