tòng kǔ痛苦pain; suffering; painfulHSK 3 · Frequency 4.9Meaningspain; sufferingpainfulRelated words难过伤心身体失恋的痛苦忍受痛苦忍耐痛苦Example sentences病人看起来很痛苦。失去朋友让他感到痛苦。