painful

• 辛酸泪

  painful tears

• 辛酸的往事

  painful past events

• 辛酸的回忆

  painful memories

• 辛酸的心情

  painful feelings

• 辛酸的孤身生活

  bitter and lonely life

• 历尽辛酸

  experienced all kinds of pain

• 饱尝辛酸

  had one's share of pain