空前绝后 (kōng qián jué hòu): Unsurpassed — Meaning & Stroke Order

The scale of this global cooperation is so large that it can be described as unprecedented and never to be repeated.

Do you really think this kind of opportunity is unique and will never come again?

His achievements are unprecedented and unparalleled in history, no one can match them.

The promotional discount this time is unprecedented; we need to hurry and go shopping.