| 释义 |
thirty/ˈθɜ:ti/ n. & adj.●n. (pl. -ies) 1 the product of three and ten 三十 2 a symbol for this (30, xxx, XXX) 表示三十的符号 (30, xxx, XXX) 3 (in pl. 用复数) the numbers from 30 to 39, esp. the years of a century or of a person's life (人的)30 岁至 39 岁的时期；(世纪的)30 年代 ●adj. that amount to thirty 30 的 □ thirty-first, -second, etc. the ordinal numbers between thirtieth and fortieth (第 30 至第 40 之间的)第 31 ，第 32 … □ thirty-one, -two, etc. the cardinal numbers between thirty and forty (30 至 40 之间的)31 ， 32 … □ thirtieth adj. & n. 第 30(的) □ thirtyfold adj. & adv. 30 倍(的)[Old English thrītig (as THREE, -TY2)] |