gimmick
n
(often derog 常作贬义) unusual, amusing, etc thing whose only purpose is to attract attention, and which has little or no value or importance of its own (为引人注意而无甚价值或不重要的)异常的或有趣的事物; 小玩意儿; 花招
a promotional/publicity/sales gimmick 推销的[宣传的/兜售的]噱头
a flashy expensive car with all sorts of gimmicks like self-winding windows 装置有各式小革新如自动升降窗的豪华昂贵汽车.