他测量了多少人为噪音会降低观鸟爱好者识别已记录的鸟类歌曲的能力。
He measured how much the artificial noise lessened the ability of the birdwatchers to identify recorded bird songs. He recorded eight songs in the noise condition and eight songs in the quiet.
对于一个狂热的观鸟爱好者，没有什么能比看到一只没见过的或者罕见的鸟、或者是学会通过特征区分各个鸟种更令人激动的了。
For an enthusiastic birder, nothing is more exciting than spotting a new or rare bird, or learning to distinguish individual birds through their personalities.
对于户外活动的爱好者们来说，有从划船到观鸟的各种活动。
For lovers of the great outdoors, activities range from canoeing to bird watching.
从体育爱好者到观鸟者，热爱大自然的人们非常依赖森林所提供的设施。
From sports enthusiasts to bird watchers, nature lovers rely heavily on the amenities offered by forests.
特罗多斯山是大自然爱好者、观鸟者和徒步旅行者的天堂。
The mountains are a heaven for nature lovers, birdwatchers and walkers.
特罗多斯山是大自然爱好者、观鸟者和徒步旅行者的天堂。
The mountains are a heaven for nature lovers, birdwatchers and walkers.
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