hundred million years翻译

hundred million years的基本解释

读音: 美: 英:

亿万年:表示极长的时间,相当于一百万个世纪。

例句

It must be really old, about 4 billion years, give or take a few hundred million years.它一定非常古老,大约有40亿年,有几亿年的误差。
The researchers found that venom evolved before snakes even existed, about a hundred million years before.研究人员发现毒液甚至在蛇出现之前就已经进化出来了,大约在一亿年前。
Age estimates ranging from four billion years for Mars's southern highlands to a few hundred million years in the youngest volcanic areas were obtained in this way.通过这种方法,科学家们获得了火星南部高地40亿年到最年轻的火山地区(几亿年)的年龄估计数。

短语

hundred-million years 亿年
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