• 2022-06-16
    计算函数[img=39x20]17da4241bbb7a39.jpg[/img]及[img=64x20]17da5ef0084f448.jpg[/img]所围图形的面积.
    未知类型:{'options': ['5', ' 3', ' [img=11x33]17da3d8ec914987.jpg[/img]', ' [img=18x33]17da3b5ffaa5732.jpg[/img]'], 'type': 102}