警方已已公布了这一年龄在50至60之间的男子的相貌特征。

Police have issued a description of the man who was aged between fifty and sixty.

《柯林斯英汉双解大词典》

老一代的人有时不愿意接受新科技，但无人驾驶汽车对这一年龄群体尤其有实际价值。

Whereas older generations are sometimes reluctant to adopt new technologies, driverless cars promise real value to these age groups in particular.

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你不会看到这一年龄的人有偷车卖钱来满足毒瘾的。

You don't see people in this age group stealing a car to get their next dose.

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And his discoveries that-- they did them in different ways at different ages led to the emergence of the Stage Theory.

他发现,儿童在不同的年龄拥有不同的行为方式,他根据这一发现提出了阶段理论

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