adj.沉默寡言的
He didn't say anything because he was so taciturn. 他不说一句话,因为他是如此沉默寡言。
He was taciturn and unsociable,and rarely spoke to you. 他总是不声不响，冷冰冰的，难得跟你交谈。
n.沉默寡言；无言；不太说话
