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way (of doing); manner; method; means
もう少し効率の良い遣り方があるはずだ。
There must be a more efficient way of doing it.
彼の遣り方には賛成できない部分もある。
There are parts of his approach I can't agree with.
遣り方を変えたら結果が良くなった。
When I changed the approach, the results improved.