diff --git a/core/wu_xing.go b/core/wu_xing.go
index 9dde786..9760b7b 100644
--- a/core/wu_xing.go
+++ b/core/wu_xing.go
@@ -1,87 +1,94 @@
 package core
 
+// WuXing 五行
+type WuXing string
+
+func (wx WuXing) String() string {
+	return string(wx)
+}
+
 var wuXing = map[string]string{
 	"木木木": "大吉",
 	"木木火": "大吉",
 	"木木土": "大吉",
 	"木木金": "凶多吉少",
-	"木木水": "吉多于凶",
+	"木木水": "吉多凶少",
 	"木火木": "大吉",
 	"木火火": "中吉",
 	"木火土": "大吉",
-	"木火金": "凶多于吉",
+	"木火金": "凶多吉少",
 	"木火水": "大凶",
 	"木土木": "大凶",
 	"木土火": "中吉",
 	"木土土": "吉",
-	"木土金": "吉多于凶",
+	"木土金": "吉多凶少",
 	"木土水": "大凶",
 	"木金木": "大凶",
 	"木金火": "大凶",
-	"木金土": "凶多于吉",
+	"木金土": "凶多吉少",
 	"木金金": "大凶",
 	"木金水": "大凶",
 	"木水木": "大吉",
-	"木水火": "凶多于吉",
-	"木水土": "凶多于吉",
+	"木水火": "凶多吉少",
+	"木水土": "凶多吉少",
 	"木水金": "大吉",
 	"木水水": "大吉",
 	"火木木": "大吉",
 	"火木火": "大吉",
 	"火木土": "大吉",
-	"火木金": "凶多于吉",
+	"火木金": "凶多吉少",
 	"火木水": "中吉",
 	"火火木": "大吉",
 	"火火火": "中吉",
 	"火火土": "大吉",
 	"火火金": "大凶",
 	"火火水": "大凶",
-	"火土木": "吉多于凶",
+	"火土木": "吉多凶少",
 	"火土火": "大吉",
 	"火土土": "大吉",
 	"火土金": "大吉",
-	"火土水": "吉多于凶",
+	"火土水": "吉多凶少",
 	"火金木": "大凶",
 	"火金火": "大凶",
 	"火金土": "吉凶参半",
 	"火金金": "大凶",
 	"火金水": "大凶",
-	"火水木": "凶多于吉",
+	"火水木": "凶多吉少",
 	"火水火": "大凶",
 	"火水土": "大凶",
 	"火水金": "大凶",
 	"火水水": "大凶",
 	"土木木": "中吉",
 	"土木火": "中吉",
-	"土木土": "凶多于吉",
+	"土木土": "凶多吉少",
 	"土木金": "大凶",
-	"土木水": "凶多于吉",
+	"土木水": "凶多吉少",
 	"土火木": "大吉",
 	"土火火": "大吉",
 	"土火土": "大吉",
-	"土火金": "吉多于凶",
+	"土火金": "吉多凶少",
 	"土火水": "大凶",
 	"土土木": "中吉",
 	"土土火": "大吉",
 	"土土土": "大吉",
 	"土土金": "大吉",
-	"土土水": "凶多于吉",
-	"土金木": "凶多于吉",
-	"土金火": "凶多于吉",
+	"土土水": "凶多吉少",
+	"土金木": "凶多吉少",
+	"土金火": "凶多吉少",
 	"土金土": "大吉",
 	"土金金": "大吉",
 	"土金水": "大吉",
-	"土水木": "凶多于吉",
+	"土水木": "凶多吉少",
 	"土水火": "大凶",
 	"土水土": "大凶",
 	"土水金": "吉凶参半",
 	"土水水": "大凶",
-	"金木木": "凶多于吉",
-	"金木火": "凶多于吉",
-	"金木土": "凶多于吉",
+	"金木木": "凶多吉少",
+	"金木火": "凶多吉少",
+	"金木土": "凶多吉少",
 	"金木金": "大凶",
-	"金木水": "凶多于吉",
-	"金火木": "凶多于吉",
+	"金木水": "凶多吉少",
+	"金火木": "凶多吉少",
 	"金火火": "吉凶参半",
 	"金火土": "吉凶参半",
 	"金火金": "大凶",
@@ -90,24 +97,24 @@ var wuXing = map[string]string{
 	"金土火": "大吉",
 	"金土土": "大吉",
 	"金土金": "大吉",
-	"金土水": "吉多于凶",
+	"金土水": "吉多凶少",
 	"金金木": "大凶",
 	"金金土": "大吉",
 	"金金金": "中吉",
 	"金金水": "中吉",
 	"金水木": "大吉",
-	"金水火": "凶多于吉",
+	"金水火": "凶多吉少",
 	"金水土": "吉",
 	"金水金": "大吉",
 	"金水水": "中吉",
 	"水木木": "大吉",
 	"水木火": "大吉",
 	"水木土": "大吉",
-	"水木金": "凶多于吉",
+	"水木金": "凶多吉少",
 	"水木水": "大吉",
 	"水火木": "中吉",
 	"水火火": "大凶",
-	"水火土": "凶多于吉",
+	"水火土": "凶多吉少",
 	"水火金": "大凶",
 	"水火水": "大凶",
 	"水土木": "大凶",
@@ -115,8 +122,8 @@ var wuXing = map[string]string{
 	"水土土": "中吉",
 	"水土金": "中吉",
 	"水土水": "大凶",
-	"水金木": "凶多于吉",
-	"水金火": "凶多于",
+	"水金木": "凶多吉少",
+	"水金火": "凶多吉少",
 	"水金土": "大吉",
 	"水金金": "中吉",
 	"水金水": "大吉",
@@ -128,14 +135,25 @@ var wuXing = map[string]string{
 }
 
 var luckyPoint = map[string]int{
-	"大凶": 1, "凶": 2, "凶多于吉": 3, "吉凶参半": 4, "吉多于凶": 5, "吉": 6, "大吉": 7,
+	"大凶": 1, "凶": 2, "凶多吉少": 3, "吉凶参半": 4, "吉多凶少": 5, "吉": 6, "大吉": 7,
 }
 
+// GetWuXing returns the corresponding WuXing element and a boolean indicating its existence based on the given string.
+//
+// Parameters:
+// - s: the string used to retrieve the WuXing element.
+//
+// Return:
+// - wx: the corresponding WuXing element based on the given string.
+// - exist: a boolean indicating whether the WuXing element exists in the map.
 func GetWuXing(s string) (wx string, exist bool) {
 	wx, exist = wuXing[s]
 	return
 }
 
+// GetLuckyPoint returns the lucky point based on the given string.
+//
+// It takes a string parameter 's' and returns an integer.
 func GetLuckyPoint(s string) int {
 	wx, exist := GetWuXing(s)
 	if !exist {