他明确地指出了那个错误。
“如果你知道辐射率,你可能就能够明确地指出熔岩流的年代,”他解释说。
“If you knew that rate, you could pinpoint precisely how old the lava flows are, ” he explained.
很久以前,这个简单的真理已经被赫伯特·斯宾塞明确地指出。他是通过某种稍为不同的推理过程来得出结论。
Long ago this simple truth was clearly pointed out by Herbert Spencer, who arrived at it through a somewhat different process of reasoning.
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