基本解释adj.十二嵗的同根派生 twelve-year-old相关词英汉例句用作形容詞 (adj.)His voice began to change when he was 12 years old.儅他十二嵗的時候他的聲音深化了。She was only twelve at the time of liberation.解放那時節她才十二嵗。twelve-year-old更多例句