单词 surd 释义 ▪ I. surd, a. and n.|sd|Also 6–7 surde.[ad. L. surdus (in active sense) deaf, (in pass. sense) silent, mute, dumb, (of sound, etc.) dull, indistinct.The mathematical sense ‘irrational’ arises from L. surdus being used to render Gr. ἄ...
单词 surd 释义 surd n (mathematics 数) mathematical quantity, esp a root, that cannot be expressed as an ordinary number or quantity 不尽根 The square root of 5 (5) is a surd. 5 的平方根(5)是不尽根. 英汉双解词典包含38652条英汉词条,基本涵盖了全部常用...