Translation

• the river of love
• a stumbling block on the path to enlightenment (Buddhism)

Examples

• 祝你们婚姻长长久久、永浴爱河。
  I wish you a long and happy married life.
• 每次我坠入爱河，爸爸就告诉我那个女孩是我同父异母的妹妹。
  Every time I fall in love, Dad tells me the girl is my half sister.