依依不捨

依依不舍
yīyībùshě
reluctant to part (idiom); broken-hearted at having to leave

CEDICT

Entry Composition

1 依依 yīyī
  1. reluctant to part
  2. (of grass etc) soft and pliable, swaying in the wind
2 不捨 bùshě reluctant to part with (sth or sb); unwilling to let go of