如题所述
不要用机器翻译,正确的是regarding to this, if there is any problem i will let you know and ask for your help.
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第1个回答 2012-10-16
On this if I have any question I will let you know, ask for your help.
参考资料：- -是百度翻译 一般没有大错误
第2个回答 2012-10-16
If I still had any question about this，I would Let you know and ask for help
