in fashion in the fashion有 区别

问题描述:

in fashion in the fashion有 区别

应该是in a fashion吧.
in fashion意为“流行,很时髦”,而in a fashion意为“勉强,不大好”.如:
Long skirts for women are no longer in fashion.女长裙不流行了.
She can play the piano in a fashion.她钢琴弹得不太好.