{"groundTruth": ["大惊失色"], "candidates": [["扬眉吐气", "大惊失色", "夜以继日", "火冒三丈", "怒目而视", "乱作一团", "跃跃欲试"]], "content": "蔡元培匆匆一阅，脸色有点愠怒。见众人不解，便将报纸递给了蒋梦麟。蒋梦麟终于轻声念了起来，教授们听得#idiom#。《曹、张宴客时之趣语——忽谈“姓蔡的”》曹锟、张作霖两使来京之日，特于中央公园宴请各部总次长及军警长", "realCount": 1}