Definition
to obtain financial gain or another form of advantage from an event or situation, frequently through unfair means
（通常指不正當手段）從中獲得利益，借此賺錢；從中撈取好處
She tried to cash in on his fame to earn some income.
她試圖利用他的名氣來賺取一些收入。
Many businesses cash in on discounts after the holiday season.
許多企業在節日季節過後利用折扣來賺錢。
They plan to cash in on the media frenzy, which isn’t very ethical.
他們計劃利用媒體的狂熱來賺錢，這不太道德。