It also re-limits the tourist commodityscience definition based on the existing definitions analysis.
在分析现有各种定义的基础上重新界定了旅游商品的科学定义。
2
Preventing the leave of old clients in commodity marketing is an art and a science.
在商品营销活动中防范客户流失工作既是一门艺术，又是一门科学。
3
The first golden period for the application of Military Science of Sun Tzu in economic field is the Warring States Period, which is directly connected with the well-developed commodity economy.