billy goat英 [ˈbɪli ɡəʊt]美 [ˈbɪli ɡoʊt]n. 公山羊牛津词典noun公山羊a male goat柯林斯词典公山羊Abilly goatis a male goat.英英释义nounmale goatSynonym:billyhe-goat双语例句