To give some detail, it’s /var that is writable, and mutable directories will have symbolic links pointing to subdirectories of /var:
keywords, which are constantly updated and it's the largest keyword database.，更多细节参见Line官方版本下载
Figures out which content provides the best performance，详情可参考搜狗输入法2026
self._extract_text(soup.select_one("title"))，推荐阅读搜狗输入法下载获取更多信息