I work very hard to check and re-check my spelling. But the fact remains, no matter how hard I try, how aware I am of my shortcoming in this area, I am a terrible speller.

我真是尽力去检查再检查自己的拼写，但是不论我多么努力，我多么注意，这方面问题还是有，我的拼写实在太糟了。