“motacilla”的英英意思

单词 motacilla 释义 ‖ motacilla|mtsl|[L. mtacilla wagtail, perh. f. mtre to keep moving; according to Varro so called ‘quod semper movet caudam’; cf. the Eng. name.]A genus of birds, now restricted to the wagtails, but formerly of wider extent; a bird...