cordial letter

• 诚信

cordial letter的用法和样例：

例句

1. Consequently, we vowed to always obey the Credibility Principle to the letter.
   因此，我们发誓要一直严格遵循诚信原则。
2. Internet height vitrification makes the sincere letter in new business culture becomes more and more important.
   互联网高度透明化使新商业文明中的诚信变得越来越重要。