yso 基本解释 young stellar object[天]幼星体 同首字母单词 ya [jə; jæ] yabber ['jæbə] yabbi ['jæbɪ] yabby ['jæbɪ] yacare ['jækəreɪ] yacht [jɒt] yachter ['jɒtər] yachtie ['jɒtɪ] yachtsman ['jɒtsmən] yachtswoman [ˈjɒtswʊmən] yachty ['jɒtɪ] yacket ['jækɪt]