1. 痕迹：Came of age 出现了,成名了 established itself | Trace 痕迹 imprints | Exposed 暴露 uncovered
1. One of the eerie realities of the social networking age is that digital imprints last long after users have departed the physical world.
2. Their efforts leave imprints on the eyes and hearts of people all over the world.
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3. But the breathtaking journey of rafting have undoubtedly left indelible imprints in my memory.
4. They should take writing seriously - unhealthy ideas and bad taste could easily leave undesirable imprints on the hearts of young readers.