出处:按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第131页(194字)
因得意而忘却常态,例他听到这个好消息,一时得意忘形,竟脱下鞋子不断地敲击桌面。
When he got the good news,he was so excited that he forgot himself,took off a shoe and banged the table.