diff --git a/21/01.txt b/21/01.txt
index 628e4c2..ea4512d 100644
--- a/21/01.txt
+++ b/21/01.txt
@@ -13,6 +13,6 @@
 	},
 	{
 		"title": "低土马",
-		"body": "这是男人的名字意为“双胞胎。”参11:15的注释翻译。（参：translate_names）"
+		"body": "这是男人的名字意为“双胞胎。”参照11:15的注释翻译。（参：translate_names）"
 	}
 ]
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index 2bdd0ca..1e66fe2 100644
--- a/manifest.json
+++ b/manifest.json
@@ -35,7 +35,8 @@
 	"translators": [
 		"CatC",
 		"ruth20008",
-		"zhenanna"
+		"zhenanna",
+		"backup"
 	],
 	"finished_chunks": [
 		"front-title",
@@ -409,6 +410,7 @@
 		"20-28",
 		"20-30",
 		"21-title",
+		"21-01",
 		"21-04",
 		"21-07",
 		"21-10",