せすじをのば
Meanings
Expression
Verb (5-dan, す)
1. to straighten up one's back (e.g. stand up straight, sit up straight); to hold one's head high
Composed of
spine; line of the backbone; seam down the back (of clothing)
to grow long (e.g. hair, nails); to lengthen; to extend; to reach out; to hold out; to straighten; to smooth out