单词	random
释义	Random Happening by chance. Not able to be predicted. But there can be an overall structure, such as tending to be within a certain range. These two dice will give random results, but always between 2 and 12. Another Example: the values {2.18, 2.17, 2.23, 1.82, 1.87, 2.02, 1.83} are random, but are all close to 2. It can also be distributed in a pattern, such as a "bell curve":
随便看	unary operation undecagon undecimal unearned income unequal union unit unit cost unit fraction unit of measurement unit price unit rate unit vector units univariate data universal set upper bound us standard units value variable variance vector velocity venn diagram vertex

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。