diff --git a/21/07.txt b/21/07.txt
index cdf85c9..f85c5b7 100644
--- a/21/07.txt
+++ b/21/07.txt
@@ -13,14 +13,14 @@
 	},
 	{
 		"title": "跳在海里",
-		"body": "这是句习语意为彼得快速跳进海里。（参："
+		"body": "这是句习语意为彼得快速跳进海里。（参： figs_idiom）"
 	},
 	{
-		"title": "",
-		"body": ""
+		"title": "其余的门徒离岸不远，约有二百肘",
+		"body": "这是背景资料。（参：writing_background）"
 	},
 	{
-		"title": "",
-		"body": ""
+		"title": "二百肘",
+		"body": "“90米。”一肘略短于半米。（参： translate_bdistance）"
 	}
 ]
\ No newline at end of file