单词	proper fraction
释义	Proper Fraction A fraction where the numerator (the top number) is less than the denominator (the bottom number). Example: 1/4 (one quarter) and 5/6 (five sixths) are proper fractions. See: Improper Fraction
随便看	census cent center | centre centi- centigrade centimeter central angle centroid century certain chaos chord circle circumcenter circumcircle circumcircle of triangle circumference circumradius circumscribe class interval classify clockwise closed curve closed interval closed sentence

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。