Online games are designed to lure players into spending more time and money by offering constant rewards and new challenges.

lure 是动词，意思是"引诱、诱惑"，常用于描述用某种吸引力或好处来引导他人做某事。这个词源自捕鱼术语，原指"诱饵"，后来引申为"诱惑手段"。