three-year-oldthree-year-old是什么意思、three-year-old怎么读读音:[θriː jɪə(r) əʊld][θriː jɪr oʊld]three-year-old 基本解释 网络 三岁大的three-year-old 词性变化 复数:three-year-olds 网络重点词汇threenum. 三, 三个yearn. 年, 年度, 年龄 [经] 年度oldn. 以前, 往昔 a. 老的, 旧的, 古老的, 年长的, 老练的three-year-old 英英释义adjthree years of age 最新更新词汇: Tule treeValsalva's maneuvereffleurage with pressuretri-beta-chlorooctylphosphine oxideelectrocapillary maximumloaded solventloader-unloaderretrograde beat更新时间:2026-03-24 16:11