空前 (kōng qián): เป็นประวัติการณ์

The success of this performance is unprecedented, attracting audiences from all over the world.

Scientists have made an unprecedented breakthrough, opening up new possibilities for humanity to explore the universe.

With the development of technology, our lives have undergone unprecedented changes.

After publication, this book attracted unprecedented attention, and its sales broke all records.

Cooperation between the two countries has reached an unprecedented scale, exerting a profound impact on the global economy.