| 释义 |
surd/sɜ:d/ adj. & n.●adj. 1 Math. (of a number) irrational 【数】(数字)无理的，不尽根的 2 Phonet. (of a sound) uttered with the breath and not the voice (e.g. 如 f, k, p, s, t) 【语音】(声音)清音的 ●n. 1 Math. a surd number, esp. the root of an integer 【数】无理数，不尽根(尤指整数的根) 2 Phonet. a surd sound 【语音】清音 [Latin surdus ‘deaf, mute’: sense 1 by mistranslation into Latin of Greek alogos ‘irrational, speechless’, through Arabic jadr asamm, literally ‘deaf root’] |