4周搞定2000+托福核心词
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常考释义
Today, we're going to move on to the period between four and six thousand years ago, known as the Neolithic period, which is when a total farming economy was introduced in Ireland.
今天，我们将看四到六千年前，在爱尔兰的新石器时代，是当完全农业经济在爱尔兰发展的时期。
来源于：剑雅6-Test3adj. 已知的；知名的；大家知道的
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