如果您想请老师理解您的留学情况，您可以这样表达：
```
Dear [Teacher's Name],
I hope this message finds you well. I am writing to seek your understanding and support regarding my plans for study abroad. As you know, this is a significant decision that I have been carefully considering. I believe your guidance and advice would be invaluable to me as I navigate this new path.
Thank you in advance for your time and consideration. I look forward to hearing from you soon.
Best regards,
[Your Name]
```
请根据您的具体情况调整上述模板中的内容。