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to balance; to be in harmony; to be in equilibrium
to suit; to go well together; to be a good match
収入と支出が釣り合うように調整した。
I adjusted so that income and expenses balance.
二人の実力は見事に釣り合っている。
Their skills are perfectly matched.
二人の体格が釣り合っていた。
The two were matched in physique.