Homework! Like this kind of descriptive one-sentence:)謝Go兄！

在河岸邊搜尋了兩個小時後，一隻白頭鷹從天而降，雄偉地棲息在一棵高大的黑楊樹頂上，它醒目的白色頭部在藍天的映襯下第一次顯露出來，我驚訝得說不出話來。

After searching for two hours along the river bank, a white head eagle dived from the sky, landing grandly atop a towering black poplar tree, for the first time its white head strikingly revealed against the blue sky, leaving me speechless in awe.