swear by
US /swer baɪ/
UK /swer baɪ/
1.
非常相信, 极力推荐
to believe strongly in the effectiveness or truth of something
:
•
My grandmother swears by this herbal remedy for colds.
我奶奶非常相信这种治疗感冒的草药。
•
Many chefs swear by fresh, local ingredients.
许多厨师非常推崇新鲜的本地食材。