diff --git a/Ubuntu-%E9%80%B2%E5%85%A5-Busybox-%E5%95%8F%E9%A1%8C.md b/Ubuntu-%E9%80%B2%E5%85%A5-Busybox-%E5%95%8F%E9%A1%8C.md
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+# 列出所有分區
+
+```bash
+blkid
+```
+
+# 修復系統磁區
+
+```bash
+fsck -y /dev/mapper/ubuntu--vg-ubuntu--lv
+```
+
+# 離開後，自動進入系統
+
+```bash
+exit
+```
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