From d7f06c81360e58320f769d238f6e2af829452480 Mon Sep 17 00:00:00 2001
From: sylnsfar <sylnsfar@gmail.com>
Date: Tue, 30 Aug 2016 21:31:51 +0800
Subject: [PATCH] update README

---
 README.md | 40 +++++++++++++++++++++++++++++++---------
 1 file changed, 31 insertions(+), 9 deletions(-)

diff --git a/README.md b/README.md
index 7db5715..dcb882f 100644
--- a/README.md
+++ b/README.md
@@ -1,13 +1,7 @@
 # QR-Code
-QR Code in Python  
+**QR Code in Python  **
 
-Python QR二维码生成器
-
-### Usage 用法
-
-```python
-python myqrcode.py [-l [L,M,Q,H]] xxxxxx
-```
+**Python QR二维码生成器**
 
 ### Example 示例
 
@@ -17,8 +11,36 @@ python myqrcode.py -l H https://github.com/sylnsfar/QR-Code
 
 ![](https://github.com/sylnsfar/QR-Code/blob/master/example/qrcode.jpg)
 
+### Usage 用法
+
+```python
+python myqrcode.py [-l [L,M,Q,H]] xxxxxx
+```
+
+* The `myqrcode.py` is the main file.
+
+  `myqrcode.py` 是主文件。
+
+* Argument `-l` or `--level` means the Error Correction Level: L(Low), M(Medium), Q(Quartile) and H(High). **The default level is Q**, so that you can just `python myqrcode.py xxxxxxx` . 
+
+  参数`-l` 或者`--level` 代表纠错等级：L、M、Q 和 H（从低到高）。默认使用的等级是 Q，所以可以直接`python myqrcode.py xxxxx` 。
+
+* `xxxxxx` is the words that you are putting into a QR-Code. You can write a URL or a sentence. 
+
+  `xxxxxx` 代表要生成 QR 二维码的信息，可以是一个链接地址，也可以是其它字符串。
+
 ### Supported 可用字符 
 
 * Numbers: 0~9
+
+  数字 0 到 9
+
 * Letters: a~z, A~Z
-* Common punctuations: , . : ; + - * / \ ~ ! @ # $ % ^ & ` [ ] ( ) ? _ { } | and space
\ No newline at end of file
+
+  大小写的英文字母
+
+* Common punctuations: ·, . : ; + - * / \ ~ ! @ # $ % ^ & ` [ ] ( ) ? _ { } | and space
+
+  常用标点符号（**英文标点**）和空格
+
+  ​
\ No newline at end of file