| 歌曲 | 动物园为保护物种起作用 |
| 歌手 | 英语听力 |
| 专辑 | BBC探索新闻 |
| In the middle of one of the United States' greatest concrete jungles, you'd think there'll be no space for the wonders of the natural world. But there is a place here where gorillas, snow leopards, lemurs and thousands of other creatures live and a place that's a home to an organisation, which belie… |
| In the middle of one of the United States' greatest concrete jungles, you' d think there' ll be no space for the wonders of the natural world. But there is a place here where gorillas, snow leopards, lemurs and thousands of other creatures live and a place that' s a home to an organisation, which belie |