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| 释义 | 〔Thomsen〕Danish archaeologist who proposed a three-part system for the chronological classification of prehistoric artifacts, divided into the Stone, Bronze, and Iron ages.汤姆生，克里斯坦：丹麦考古学家，他提出将史前手工艺品分成依照年代顺序的三部分系统，即石器时代、青铜器时代、铁器时代〔metazoan〕A multicellular animal of the subkingdom Metazoa, a division of the animal kingdom in traditional two-kingdom classification systems.后生动物：属后生动物亚界的一种多细胞动物，此亚界是动物界传统的两界区分系统内的一个分支〔imbecile〕A person of moderate to severe mental retardation having a mental age of from three to seven years and generally being capable of some degree of communication and performance of simple tasks under supervision. The term belongs to a classification system no longer in use and is now considered offensive.弱智者：有中度到严重精神障碍的人，有三到七岁的智力年龄，在指导下通常能做某种程度的交流并能完成简单的任务。这个术语属于一个已停用的区分系统，现在被认为是攻击性的 |
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