without pay
Please log in to see your next review.
Please log in to see your progress.
彼は無報酬で活動を続けている。
He continues the activity without compensation.
その仕事は無報酬では引き受けられない。
I cannot take that job on without pay.
無報酬の奉仕に感謝した。
I was grateful for the unpaid service.