A sturdy string used in archery to connect the bow's limbs, enabling it to shoot arrows.

Figuratively refers to something that is strong and enduring.

मजबूत और सहनशीलता

English Usage: His tough bowstring attitude helped him overcome many challenges.

Hindi Usage: उसकी कठोर तंतु जैसी मानसिकता ने उसे कई चुनौतियों पर काबू पाने में मदद की।