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- There is a bird observation tower over there. 那边就有一座观鸟楼。
- Found in Peru, this 10-million-year-old fossil , a skull belonging to a giant marine bird with a wingspan of 20 feet. The bony -toothed bird went extinct some three million years ago. 科学家们在秘鲁发现了源自1千万年前的古老化石，该化石是一个翼展达到20英尺的巨型海鸟的头骨。这种瘦骨嶙峋的鸟类是在3百万年前灭绝的。
- Found in Peru, this 10-million-year-old fossil, a skull belonging to a giant marine bird with a wingspan of 20 feet. The bony-toothed bird went extinct some three million years ago. 在秘鲁发现了这个1000年前的化石，这个头骨是一个翼幅达20英尺的巨大海鸟的。这种锯齿状骨架的鸟在大约300多年前灭绝了。
- Men and birds are fain of climbing high. 不论人还是鸟都愿意往高处攀。
- They netted the fruit trees to protect them from birds. 他们用网覆盖住果树以使其免遭鸟害。
- The penguin is a flightless bird. 企鹅是一种不会飞的鸟。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。
- The bird flapped its wings and flew away. 那鸟振翅飞去。
- The birds perched on the television aerial. 鸟停在电视天线上。
- She crumb the bread before feeding it to the birds. 她把面包弄碎，然后喂给鸟吃。
- Marine plants grow on the sea bed. 海生植物长在海底。
- He was pleased to get up to the singing of birds. 他很高兴起床听到鸟的歌唱。
- Birds had begun to chirp among the trees. 鸟儿们已经开始在树林里叽叽喳喳地叫了。
- The cuckoo lays its eggs in other birds' nests. 杜鹃在别的鸟巢中产卵。
- The naturalist told us many stories about birds. 博物学家给我们讲述了许多有关鸟儿的故事。
- Water pollution imperils all kinds of marine life. 水质污染危及所有海洋生物。
- The bird is building a nest of straw and twigs. 这只鸟在用稻草和小树枝筑巢。
- America had the largest mercantile marine. 美国当时拥有最大的商船队。
- The bird picked a hole in the ice with its beak. 那鸟在冰上啄出了一个洞。
- The rocks are covered by marine plants. 岩石被海生植物所覆盖。
