adjective🔗Share古北界的，旧北区的 Relating to the Palearctic"The robin is a common Palearctic bird, found throughout Europe and Asia. "知更鸟是一种常见的古北界鸟类，在整个欧洲和亚洲都能找到。environmentgeographybiologynatureanimalChat with AIVocabulary GamePractice Reading
