单词：Palearctic
音标：[,peili'ɑ:ktik] ；
a. [动]古北区(包括欧洲、 亚洲北部阿拉伯北部以及非洲的撒哈拉以北部分)的
a. Belonging to a region of the earth's surface which
includes all Europe to the Azores, Iceland, and all temperate Asia.
includes all Europe to the Azores, Iceland, and all temperate Asia.