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to love one another; to be affectionate towards each other
to have sex; to make love
二人は心から愛し合っていた。
The two loved each other from the bottom of their hearts.
愛し合う家族の姿が心を打つ。
The sight of a loving family moves the heart.
長い年月を経ても、二人はなお深く愛し合っている。
Even after many years, the two still deeply love each other.