fad
n. 一时的流行; 一时的风尚; 一时的怪念头
abbr. [生化](=flavin adenine dinucleotide)黄素腺嘌呤二核苷酸
You use fad to refer to an activity or topic of interest that is very popular for a short time, but which people become bored with very quickly.
Hamnett does not believe environmental concern is a passing fad.
哈姆内特不相信对环境的关注是昙花一现。
1. an interest followed with exaggerated zeal;
Learning English is much more than a fad; it is really a must!
学英文不仅只是一个流行而已, 而是一件必须要做的事.
Will tom continue to collect stamp or is it only a pass fad.
汤姆还在集邮呢,还是热劲已过.
Spiritualism was a fad in full flower for half a century.
唯灵论曾是一种时尚,风行了半个世纪之久.
In the past two decades, fitness has become a fad.
过去20年来, 健美已蔚为风尚.
But the latest fad is promoting in vitro fertilisation ( IVF ).
但是最近的时尚是促进试管受精.