But personally I believe a business letter should end with Very truly yours, not Sincerely.
还行,乔治。但是我个人相信一封商业信函应该以“敬上”结尾,而不是“谨启”。
In all the less controversial fields, like the study of cacti or termites or the nature of nebulae,
在一切争议较小的领域里,如对仙人掌、白蚁或星云性质的研究,