| 释义 |
〔blank〕Devoid of activity, interest, or distinctive character; empty:单调的：缺少活力，兴趣或明显特征的；空虚的：〔key〕An outline of the distinguishing characteristics of a group of organisms, used as a guide in taxonomic identification.检表：一组生物的明显特征的概括，用于指导分类检查〔breed〕A group of organisms having common ancestors and certain distinguishable characteristics, especially a group within a species developed by artificial selection and maintained by controlled propagation.属：一群拥有共同祖先和明显特征的有机体，尤指属于同一物种的一群，通过人工选择来发展，通过有控制的繁殖来维持 |