求翻译：在美国学习期间,学习上多亏了你为我讲解难题,在生活上你也给予我很大的帮助,你是我的好朋友,希望我们的友谊长久,也希望你有时间可以来中国做客,欢迎你的到来是什么意思？

During the study in the United States, learning, thanks to you for me to explain the problem, you also give me great help in their daily lives, you are my good friends, hope that our friendship is a long time, hope you have the time to the Chinese guest. to welcome your arrival

Study the period in the United States, on the study luckily you explain in detail the hard nut to crack for me, at life up you also give my very big help, you are my good friend, hope our comity is long-last, also hope you sometimes can come to China to do the guest, welcome your arrival

In American study period, in the study had been lucky you explain the difficult problem for me, you also renders me in the life the very big assistance, you are my good friend, hoped our friendship is long-time, also hoped you have the time to be possible to come China to be a guest, welcome you the

In the United States during the learning, learning for me thanks to you to explain the problem, you have given me a lot of help in life, you are my best friend, hope that our long friendship, hope you have time to come to China to visit, welcome your arrival

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