not bad
成語所屬單字bad
not bad — 慣用語
1. fairly good or satisfactory, used to show that something is better than expected
1.慣用語
釋義
還不錯；不算差
fairly good or satisfactory, used to show that something is better than expected
例句
"How was the film?" — "Not bad, actually better than I expected."
For a beginner, your painting is not bad at all.