她笑的时候总是喜欢咧起嘴
[tā xiào de shí hòu zŏng shì xĭ huān liĕ qĭ zuĭ]
'She Always Grins When She Laughs'. It portrays someone recalling a distinctive way someone else laughs. Perhaps cherishing a unique trait of another individual or expressing the joy derived from a simple act.