{"groundTruth": ["一臂之力"], "candidates": [["出谋划策", "袖手旁观", "马到成功", "易如反掌", "指日可待", "一臂之力", "旗开得胜"]], "content": "佳能FS22搭载了枚107万有效像素1/6英寸的CCD传感器，45倍光学变焦佳能原厂镜头，等效焦距41.5mm-1536mm，其数码变焦可达2000倍。即使拍摄环境较为阴暗也丝毫不必担心噢，在镜头左下角的辅助灯可助你#idiom#。", "realCount": 1}