n.追隨流行；趕時髦

His interest in photography is only a passing fad. 他對攝影的愛好僅是一時的興致。

A short-lived popular fashion; a fad. 短暫的時尚：流行一時的狂熱

Will Tom continue to collect stamps or is it only a passing fad? 湯姆還在集郵呢，還是熱勁已過?

The new fad even made a hit among older people too. 這中新的流行甚至也受較大年齡層人們的歡迎。

Flavin adenine dinucleotide See FAD. 黃素腺嘌呤二核苷酸：參見：FAD.