diff --git a/实验二/BaseCrawler.java b/实验二（延展）/BaseCrawler.java
similarity index 100%
rename from 实验二/BaseCrawler.java
rename to 实验二（延展）/BaseCrawler.java
diff --git a/实验二/CrawlerTest.java b/实验二（延展）/CrawlerTest.java
similarity index 100%
rename from 实验二/CrawlerTest.java
rename to 实验二（延展）/CrawlerTest.java
diff --git a/实验二/ImageCrawler.java b/实验二（延展）/ImageCrawler.java
similarity index 100%
rename from 实验二/ImageCrawler.java
rename to 实验二（延展）/ImageCrawler.java
diff --git a/实验二/WebPageCrawler.java b/实验二（延展）/WebPageCrawler.java
similarity index 100%
rename from 实验二/WebPageCrawler.java
rename to 实验二（延展）/WebPageCrawler.java