We’ve all faced this: you need to fill in a form that is a PDF, but it isn’t editable. In the past, your only option was to print it on a dead tree, add things with ink, and then scan it back into your computer.
我们都遇到过这样的情况：有时需要填写一份 PDF 表单，却发现无法直接编辑。在过去，您只能先打印到纸上，用笔墨填写好，再扫描回计算机。