reserves

例句：

1. 1. The government has reserved a portion of the land for future development.
   政府已经预留了一部分土地用于未来的开发。
2. 2.The company has reserved several rooms for the conference.
   公司已经预留了几个房间用于会议。
3. 3.The reserves are sufficient to cover the shortfall in income.
   储备金足以弥补收入的不足。