英语新闻听写 无人机助力波多黎各供电恢复工作

（单词翻译）

According to the tech website Wired, Duke Energy is making use of five drones to handle dangerous tasks that are normally handled by humans in Puerto Rico.

据科技网站“Wired”报道在波多黎各，杜克能源公司正利用五架无人机应付通常由人工负责的危险任务。

Those tasks include finding downed or submerged power lines, or stringing new lines over difficult terrain¹.

这些任务包括寻找掉落或水下电线，或在地形复杂的地方安装新电线。

Prior to the introduction of these unmanned drones, Duke's workers would normally need to search for downed or submerged power lines in person.

在引进这些无人机之前，杜克的工作人员一般需要亲自搜寻掉落或水下电线。

This could mean traversing through the island's tropical forests and across ravines and gorges².

这就意味着要横穿该岛的热带雨林和翻越沟壑和峡谷。