请英语高手帮忙翻译一下！谢谢！~~（略长）

我是用有道翻译的 可能也不是很好 但希望对你有所帮助 ~~ I'm very disappointed and very sincere write this letter, when service your precious time I'm really sorry, but I will make sure that you read. This is my first 2 letter, I am a student from China, from entering US