Meaning of へいよう in Japanese
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Definition of へいよう
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(n, vs) using together (jointly); used at the same time
金銭的に余裕があるのなら併用しても構わないが催眠だけで、十分に効果がある。
If you have the money, then you may use it with other treatments, but the results from hypnotism alone should be plenty.