英文书信中用的致谢用语 Thanks a million (ever so much).万分（非常）感谢。Please accept ( I wish to express )my sincere (grateful) (profound) appreciation for ...请接受（致以）真挚的（衷心的）（深切的）感谢……I sincerely (deeply) (warmly) appreciate ...我真挚的（深深的）（热情的）感谢……I am very sincerely (most
