Question

हाउ डू यू नो द ब्लैक स्मिथ वास लैबोरियस​

Answer 1

adjective

• requiring great exertion; laborious; difficult:an arduous undertaking.

• requiring or using much energy and vigor; strenuous:making an arduous effort.

• hard to climb; steep:an arduous path up the hill.

• hard to endure; full of hardships; severe:an arduous winter.