Mandarin is the most common language of Shanghai, but John has learned only a few courtesy expressions.
普通话是上海最常用的语言，但是约翰只学会几句礼貌用语。
Smile is a kind of language that represents kindness, friendliness, courtesy and consideration.
微笑是一种语言，它代表了友善、亲切、礼貌、关怀。
As per business properties and ethics, business language must comply with the 3 "c" principles: clearness, conciseness, courtesy.
商务语言必须符合商界特点和商业道德，其表达和翻译均必须遵循3“C”的原则，即清楚，简洁和礼貌的原则。
应用推荐