adjective · feeling dejected, stifled, or frustrated by unfair treatment or misfortune

辛辛苦苦做的方案却没被采纳，他心里感到非常窝心。

adjective · moved or gratified by a kind gesture; feeling warm inside (common in Taiwan and southern China)

下班回到家有一碗热汤喝，感觉很窝心。