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我在列表视图中显示学生姓名列表。对于每个学生,我需要捕获签名并创建证书。因此,为此我为每个列表项保留了两张图片作为父权。我为每张图片保留了单独的点击操作。我可以以任何其他方式保留捕获签名和创建证书而不是为每个列表项创建两个图像吗?