fad
US /fæd/
UK /fæd/
1.
时尚, 一时风尚, 狂热
an intense and widely shared enthusiasm for something, especially one that is short-lived and without basis in the object's qualities; a craze.
:
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The hula hoop was a popular fad in the 1950s.
呼啦圈是20世纪50年代的一种流行时尚。
•
Social media challenges often turn into short-lived fads.
社交媒体挑战常常变成短暂的时尚。