User talk:Chengxi600

March 2013
Hello, and welcome to Wikipedia. This is a message letting you know that one of your recent edits has been undone by an automated computer program called ClueBot NG.


 * ClueBot NG makes very few mistakes, but it does happen. If you believe the change you made was constructive, please read about it, [ report it here], remove this message from your talk page, and then make the edit again.
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 * The following is the log entry regarding this message: Pekin duck was changed by Chengxi600 (u) (t) ANN scored at 0.962102 on 2013-03-01T11:34:59+00:00 . Thank you. ClueBot NG (talk) 11:35, 1 March 2013 (UTC)

May 2013
Hello, I'm Webclient101. I wanted to let you know that I undid one of your recent contributions, such as the one you made with this edit to Relative humidity, because it didn’t appear constructive to me. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thanks, Webclient101 talk 01:48, 23 May 2013 (UTC)