The phrase "are not up to scratch" means something is not meeting the expected or required standard. It's commonly used when something is below par or not satisfactory.
Definition:
"Not up to scratch": Not good enough, not meeting expectations or standards.
Synonyms:
Not good enough
Below par
Unsatisfactory
Inadequate
Substandard
Usage:
1. Your performance in the test was not up to scratch.
너의 시험 성적은 기대에 미치지 못했어.
2. The quality of this product is not up to scratch.
이 제품의 품질은 기대 이하야.
3. Her cooking skills were not up to scratch for the competition.
그녀의 요리 실력은 대회 기준에 못 미쳤어.
4. The report you submitted is not up to scratch and needs revision.
네가 제출한 보고서는 수준 이하라 수정이 필요해.