brand-switching model

• 牌子改用模型

brand-switching model的用法和样例：

例句

1. We are switching over to a new technique next year.
   我们将在明年改用一项新技术。
2. In their quest to make table tennis more spectator-friendly, officials have done everything from speeding up the scoring system to switching to bigger Ping-Pong balls.
   为了使桌球更得观众青睐，官员在努力过程中，从加快记分系统到改用较大的乒乓球，几乎用尽各种办法。