Greasy Fork is available in English.
Images can be extracted and batch downloaded from most websites. Especially for websites the right click fails or image can not save. Extra features: zip download / auto-enlarge image. See the script description at info page (suitable for chrome/firefox+tampermonkey)
我试了下这个网站的一些页面可以，你留的这个要登录，懒的注册了，太麻烦了，如果有账号，可以私信给我。
https://basic.smartedu.cn/tchMaterial/detail?contentType=assets_document&contentId=ec47ff37-71bf-4a88-b4da-f934d0cc40ea&catalogType=tchMaterial&subCatalog=tchMaterial
想抓取一下教材，但是不知道为什么点击下载无效