1、鸠摩搜书(电子书搜索下载)
https://link.zhihu.com/?target=https%3A//www.jiumodiary.com/
2、GIPHY(GIF动图搜索网站)
https://link.zhihu.com/?target=https%3A//giphy.com/
3、Similar Site Search(相似网站搜索)
https://link.zhihu.com/?target=https%3A//www.similarsitesearch.com/cn/
https://link.zhihu.com/?target=https%3A//www.jiumodiary.com/
https://link.zhihu.com/?target=https%3A//giphy.com/
https://link.zhihu.com/?target=https%3A//www.similarsitesearch.com/cn/