swing both ways
US /swɪŋ boʊθ weɪz/
UK /swɪŋ boʊθ weɪz/

1.
男女都喜歡, 是雙性戀
to be bisexual; to be attracted to both men and women
:
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She mentioned that she swings both ways, so she's open to dating anyone.
她提到她男女都喜歡,所以她對和任何人約會都持開放態度。
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It's not uncommon for people to swing both ways.
人們男女都喜歡並不少見。