| 单词 | population pyramid |
| 释义 | population pyramid population pyramid n: (diagram illustrating population statistics) SC 表示人口统计的金字塔形图表 biǎo shì rén kǒu tǒng jì de jīn zì da xíng tú biǎo SC 人口金字塔 biǎo shì rén kǒu tǒng jì de jīn zì da xíng tú biǎo，rén kǒu jīn zì tǎ The population pyramid of the world shows a lot of poor people at the bottom and a very few rich ones at the top. |
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