这款社交媒体应用的设计太让人上瘾了，我每天都要刷好几个小时。

This social media app is so ___addictive that I spend hours on it every day.

这款手机游戏太让人上瘾了，我已经玩了三个小时。

This mobile game is so ___addictive that I've been playing for three hours.