Our company will launch a nationwide advertising campaign for the new phone next spring.

本公司將於明年春天為新款手機推出全國性的廣告活動。

The airline apologized after a nationwide system outage delayed hundreds of flights on Monday.

該航空公司在週一全國性系統當機導致數百班航班延誤後致歉。

We are hiring sales representatives for a nationwide expansion into twenty new cities.

我們正在招募業務代表，以配合拓展至二十個新城市的全國性擴張計畫。