vi.(在大自然中)觀察、研究野鳥

More than eight million birds were recorded in a single weekend during the Royal Society for the Protection of Birds' Big Garden Birdwatch survey of 270,000 gardens. 這是目前世界上規(guī)模最大的一次鳥類觀察活動(dòng)。

Internal view of the birdwatch house 觀鳥屋內(nèi)景

n.野鳥(習(xí)性)觀察

n.(在大自然中)觀察；研究鳥的人