彼は多くの艱苦を乗り越えて事業を成功させた。
He overcame many hardships and made his business a success.
開拓民たちは長年の艱苦に耐えて土地を切り開いた。
The settlers endured years of hardship to clear the land.
戦時中の艱苦を祖母は今でもよく語る。
My grandmother still often talks about the hardships of the war years.
艱苦を共にした仲間との絆は強い。
The bond with companions who shared one's hardships is strong.