电子营销是现在的时髦词汇。

E - marketing is the current buzzword.

youdao

他们开口闭口都是联邦制度，满口时髦词汇。

Their vocabulary bristles fashionably with talk of federalism.

youdao

成功是一个时髦词汇。

Success is a trendy word.

youdao

It is an electron beam. In the 1890s, the latter part of the 19th century a very fashionable word was "ray."

那是个电子束，在十九世纪九十年代，就是19世纪末,一个很时髦的词汇-“光线“

麻省理工公开课 - 固态化学导论课程节选