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”。
Since Tom Lee is our sole agent for our products in Korea, we can't make you a direct offer.
因为汤姆·李是我方产品在韩国的独家代理人,所以我们不能直接向您发盘。