extension bell call

例句：

1. 1. The company has decided to extend its reach into new markets.
   公司决定将其业务扩展到新的市场。
2. 2. The bridge is designed to extend the length of the river.
   这座桥的设计是为了延长河流的长度。
3. 3. The government extended the holiday to include all public holidays.
   政府将假期延长，包括所有的公共假日。