布莱恩·费希尔正在安置靠近蝙蝠的固线。

Brian Fisher Installing a fixed line to access the bats.

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一个小时内，希尔的一名助手布莱恩·罗里克发现一只象牙喙啄木鸟正在飞翔。

Within an hour, Hill says, one of his research assistants, Brian Rolek, spotted an ivory-bill in flight.

youdao

一个小时内，希尔的一名助手布莱恩·罗里克发现一只象牙喙啄木鸟正在飞翔。

Within an hour, Hill says, one of his research assistants, Brian Rolek, spotted an ivory-bill in flight.

youdao