“成为同一时代”可以翻译为 “be in the same era” 或 “come to exist in the same era” 。
例句：
These two great thinkers were in the same era, yet their ideas differed greatly. （这两位伟大的思想家处于同一时代，然而他们的思想却大相径庭。 ）
Many influential artists came to exist in the same era, creating a vibrant cultural scene. （许多有影响力的艺术家活跃于同一时代，营造出充满活力的文化景象 。 ）