My father built the company from scratch when he was 19.
There’s no need to start from scratch every time.
The trainees worked very hard to create that service, but they must start to come up with an new idea from scratch.
It will take huge time if we develop the service application from scratch.
- scratch は「ゼロから」「最初から」
- from を付けることで、よりはっきりと「何もない状態から」を強調する