actual purchase behavior的用法和样例：
- Article 16When disposing of a long-term equity investment, the difference between its book value and the actual purchase price shall be included in the current profits and losses.
- Is advertising exposure, search, and purchase behavior anonymous or identified to the marketer?
- Retailers are paying more attention to customer's compulsive purchase behavior in retail shops.
- This is our actual purchase price and also our tax basis; GAAP “cost” differs in a few cases because of write-ups or write-downs that have been required.