Rap music proved to be more than just a passing fad.

事实证明，说唱音乐并不是昙花一现。

《牛津词典》

Hamnett does not believe environmental concern is a passing fad.

哈姆内特不相信对环境的关注是一时的狂热。

《柯林斯英汉双解大词典》

When you first started to learn Chinese, I thought it was nothing but a passing fad.

你一开始学习汉语时，我原以为那只是一时的狂热。

youdao

"This is definitely not a passing fad, " he tells FORBES GLOBAL from his yacht off the coast of Turkey.

FORBES: Making Money In Style

Both are equally important for you to make sure content evolves into a core function, not simply a passing fad.

FORBES: Why The Brand Content Trend Is One Marketers Can't Bypass

Some see his ownership of Chelsea as a passing fad, a plaything he may soon, for want of new trophies, tire of.

FORBES: No Way! Jose Quits Chelsea