1. The lightships guided ships safely through the treacherous waters.
轻船引导船只安全通过险恶的水域。

2. The crew on the lightships worked tirelessly to maintain the beacons.
轻船上的船员不知疲倦地工作，以保持灯塔的正常运转。

3. The lightships were essential for navigation in the dark.
在黑暗中，轻船对导航至关重要。

4. The government invested in new technology for the lightships to improve their efficiency.
政府投资新技术用于轻船，以提高其效率。

5. The lightships were a beacon of hope for sailors lost at sea.
轻船是海上迷失的水手的希望之光。

6. The lightships were equipped with powerful lights to guide ships safely into port.
轻船配备了强大的灯光，以安全引导船只进入港口。