ride (on) the wave of sth 乘......之势(包括蹭热度)；受益于某事
ride (on) the wave of sb's popularity 蹭某人的热度
Jonathan has been riding the wave of his sister's popularity ever since she was cast in the blockbuster film. 自从他姐姐出演了那部大片，乔纳森就一直在蹭她的热度。
piggyback（动词）背/驮着；利用，借力
piggyback on sb's popularity 蹭某人的热度
piggyback on sth. 利用某事(蹭热度也包括其中)
She is going to piggyback on my great popularity and try to get a little bit of attention for herself. 她打算蹭我的热度，试图给自己赚点眼球。 What a wonderful idea! 你这主意太赞了! Thanks. I am just piggybacking on his idea. 谢谢。我只是蹭/借鉴了一下他的想法。
