diff --git a/README.md b/README.md
index 89624d5..1d6d775 100644
--- a/README.md
+++ b/README.md
@@ -22,9 +22,9 @@ It's a lib which let you to transfer human time to computer-readable time and al
 - Arabic number in different unixs *(h/min/s/ms)* -> time in Arabic number as seconds
 - *To be developed...*
 
-### Time stamp translate
+## Future of this project
 
-- *To be developed...*
+For the future of node-shi, go to the [todo-list](https://github.com/RoderickQiu/node-shi/projects/1).
 
 ## Packages Using
 
diff --git a/package.json b/package.json
index bbb966f..b8b8997 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "node-shi",
-  "version": "0.2.0",
+  "version": "0.2.2",
   "main": "index.js",
   "scripts": {
     "test": "node test.js"
@@ -10,7 +10,7 @@
     "english2number": "^1.0.8",
     "js-pinyin": "^0.1.9"
   },
-  "description": "It's a lib which let you to transfer human time to computer-readable time and also to transfer computer-generated time to human time, available for English and Chinese.",
+  "description": "It's a lib which let you to transfer human time to computer-readable time and also to transfer computer-generated time to human time, available for English and Chinese words.",
   "author": {
     "name": "Roderick Qiu",
     "email": "scrisqiu@hotmail.com",
diff --git a/src/shi.js b/src/shi.js
index aed7e79..ac658a6 100644
--- a/src/shi.js
+++ b/src/shi.js
@@ -66,9 +66,9 @@ function unitConverter(str, treatNumberAs) {
 }
 
 /**
- * human time parsed to Arabic number in seconds.
+ * human time (中文/English) parsed to Arabic number in seconds.
  * @param {*} str The string or the time in different unixes.
- * @param {String} treatNumberAs (optional) h, min, s, ms
+ * @param {String} treatNumberAs (optional, only used when the input is an integer) available values: h, min, s, ms
  * @returns {Number} The converted number
  */
 function humanTimeParser(str, treatNumberAs) {
diff --git a/test.js b/test.js
index ecc8d9b..34f20e6 100644
--- a/test.js
+++ b/test.js
@@ -1,6 +1,6 @@
 var shi = require('./index.js');
 
-// human time -> time in Arabic number
+// human time -> time in Arabic number as seconds
 console.log(shi.humanTimeParser("five hundreds and twenty one seconds"));//521
 console.log(shi.humanTimeParser("a day and 一 hour, 52 min 16sec"));//93136
 console.log(shi.humanTimeParser("三十三分钟"));//1980