在线词典掉书袋掉:摆动,摇动。指说话或写文章好引用古书言词来卖弄自己的学识渊博。拼音diào shū dài解释掉:摆动,摇动。指说话或写文章好引用古书言词来卖弄自己的学识渊博。英文释义lit. to wave around one's bookbag (idiom); fig. to show off one's erudition; a person who does so