柯林斯詞典prehistory /pri??h?st?r?/ 1. N-UNCOUNT Prehistory is the time in history before any information was written down. 史前時(shí)期 返回 prehistory劍橋詞典the period of human history before there were written records of events （有文字記載以前的）史前史，史前堦段 Human prehistory is divided into three successive periods : the Stone Age, the Bronze Age, and the Iron Age. 人類的史前史可以分爲(wèi)3個(gè)相繼時(shí)期：石器時(shí)代、青銅時(shí)代和鉄器時(shí)代。 返回 prehistory