Today's Sentence
Video not in English?Since the nineteen sixties, our population percentages have always looked like a pyramid.
Original Video:What If You Lived Fifty Years in the Future?
Key Vocabulary
1. pyramid
pyramid
[ˈpɪr.ə.mɪd](n.)
Let's challenge!
[ˈpɪr.ə.mɪd](n.)
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