This is the 3391st most frequent Chinese word.
层出不穷
"Layer upon layer endlessly emerging."
Here, '层出不穷' describes the continuous emergence and development of new technologies over a period of time, demonstrating its use to depict repeated occurrences.
这些年来，新技术层出不穷，改变了我们的生活方式。
In recent years, new technologies have been emerging one after another, changing our lifestyle.
In this sentence, '层出不穷' illustrates the constant surfacing of issues, presenting a sense of overwhelming frequency or challenge.
问题层出不穷，让人难以应对。
Problems keep arising, making it difficult for people to deal with them.
This usage of '层出不穷' highlights the ongoing creation or appearance of chances during a particular activity or process.