1 分鐘
Cicadas set the stage for a historic event Making It Grow Minutes
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- 家居與園藝
When Thomas Jefferson was president, there was an event that is finally repeating itself this year -- a concurrent emergence of two specific broods of periodic cicadas; and it won’t happen again until about another two hundred years.
When Thomas Jefferson was president, there was an event that is finally repeating itself this year -- a concurrent emergence of two specific broods of periodic cicadas; and it won’t happen again until about another two hundred years.
1 分鐘