ile:04-1集合~1.mp4 file:08-2【答疑】函数2：函数图像上下平移~1.mp4 file:16-1立体几何1~1.mp4 file:06-1函数1：函数三要素（定义域+值域+解析式）~1.mp4 file:7-2函数3：奇偶性+单调性~1.mp4
ile:04-1集合~1.mp4 file:08-2【答疑】函数2：函数图像上下平移~1.mp4 file:16-1立体几何1~1.mp4 file:06-1函数1：函数三要素（定义域+值域+解析式）~1.mp4 file:7-2函数3：奇偶性+单调性~1.mp4