幸福感

cán shí tā de xìng fú gǎn

蚕食她的幸福感

chip away at her sense of well-being

gěi shǐ yòng zhě dài lái gèng hǎo de xìng fú gǎn

给使用者带来更好的幸福感

give user heightened sense of well-being