我妹妹太挑食了，只吃炸鸡和薯条。

My little sister is so ___fussy that she only eats fried chicken and fries.

他总是追求最新的饮食潮流，这种faddy习惯让他的冰箱里塞满了各种时髦的超级食品。

He always chases the latest diet trends, and his ___faddy habit fills his fridge with all kinds of trendy superfoods.