我不知道你在说什么 ：

I''m not sure what you are talking about:

感谢weaknessforcats，



你的回复很棒！但我无法看到你对我原来的三个问题的直接回答。 :-)

Thanks weaknessforcats,


Your reply is great! But I can not see your direct answer to my original 3 questons. :-)

我不确定你在说什么 ：

代码示例是不够的？你还想让我说什么？

The code sample isn''t enough?? What else would you like me to say?