good-by英 [ɡʊd baɪ]美 [ɡʊd baɪ]网络 再见; 跟小朋友们说再会英英释义nouna farewell remarkthey said their good-byesSynonym:adieuadiosarrivederciauf wiedersehenau revoirbyebye-byecheeriogoodbygood-byegoodbyegood daysayonaraso long双语例句