「家傳之寶 / 傳家之寶」

(pos:名詞)(sim:傳家寶)
<explanation>
yue:屋企人一代傳一代咁傳落嚟又珍而重之嘅嘢
eng:heirloom; a valuable object that has been given by older members of a family to younger members of the same family over many years
<eg>
yue:呢塊玉係我哋唯一嘅傳家之寶。 (ni1 faai3 juk2 hai6 ngo5 dei6 wai4 jat1 ge3 cyun4 gaa1 zi1 bou2.)
eng:This piece of jade is the only heirloom we've got.