bow out 1 . 自动退出;下台 have (或 add) another string to one's bow 2 . (英)后备方案;第二手准备 have many strings to one's bow 3 . (英)有两手准备 make one's bow 4 . 初次在公众前露面;首次亮相 take a bow 5 . 鞠躬答礼,答谢;谢幕 on the bow 6 . (航海)在船头前方45°范围内 a (warning) shot across the bows 7 . (意在恐吓某人使其改变行动步骤或方针的言语或姿态式的)警告 8 . 退出(活动,职业) 习惯用语 bow and scrape 1 . 行为谄媚地