尼安德特人与人类祖先一起在欧洲生活了数万年，直到大约4万年前灭绝。
The Neanderthals lived alongside human ancestors in Europe for tens of thousands of years, before dying out about 40,000 years ago.
行星状星云在数万年间逐渐衰老。
Planetary nebulae fade away gradually over tens of thousands of years.
如果她是对的，那么创造爆发的时间就会向前推数万年。
If she is right, it would push back the date of the creative explosion by tens of thousands of years.
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