{"groundTruth": ["愁云惨雾"], "candidates": [["处心积虑", "愁眉不展", "哀鸿遍野", "如日中天", "死气沉沉", "为虎作伥", "愁云惨雾"]], "content": "……他站在那简陋的茅屋里回忆着这些往事,有短暂的甜蜜,但更长久地留在心头的却是苦涩。外面草木迷茫,秋雨如烟,整个大不列颠此时都好像被这#idiom#缠住了。他的思绪也像那秋雨一样,丝丝缕缕,飘忽不定。", "realCount": 1}