breakthrough
Definition
A sudden, significant development or discovery, especially after a period of little progress.
日本語 長い間進展がなかったときに突然、重要な発見や開発が起こること。
Example
"Scientists celebrated a major breakthrough in cancer research."
A sudden, significant development or discovery, especially after a period of little progress.
日本語 長い間進展がなかったときに突然、重要な発見や開発が起こること。
"Scientists celebrated a major breakthrough in cancer research."