hard-earned

adj.

辛苦得到的；来之不易；

Hard-earned lives : accounts of health and illness from East London
CORRECTION OF CONGENITAL DIAPHRAGMATIC-HERNIA IN-UTERO .6. HARD-EARNED LESSONS
Hard-Earned Income and Tax Compliance: A Survey in Eight Nations
Hard‐Earned Lives: Accounts of Health and Illness from East London. JOCELYN CORNWELL
Hard-earned wisdom: Exploratory processing of difficult life experience is positively associated with wisdom
"Hard-earned wisdom: Exploratory processing of difficult life experience is positively associated with wisdom": Correction to Westst...
Hard-Earned Income and Tax Compliance
Crash detectives: their mission: to save lives, one hard-earned lesson at a time.
Keep the Change: A Hard-Earned Success
Hyperosmolar therapy and the brain: a hundred years of hard-earned lessons.