论商业书信中的礼貌用语策略的英文

pragmatic strategies of politeness in business letters

• 论:    The Analects of Co ...
• 商业书信:    business correspon ...
• 中的:    hit the target; hi ...
• 礼貌:    courtesy; politene ...
• 用语:    choice of words; w ...
• 策略:    tactics a surname