preferential purchase right的用法和樣例：
例句
- When one party assigns all or part of his investment to a third party, the other party has pre-emptive right.
合營一方轉讓其全部或者部分股權時，合營他方有優先購買權。 - The State has priority purchasing right over rare and precious cultural relics handed down from generations and owned by individuals which are put on sale by citizens.
國家對公民出售個人所有的傳世珍貴文物有優先購買權。
