名詞 heirloom:

1. (law) any property that is considered by law or custom as inseparable from an inheritance is inherited with that inheritance
2. something that has been in a family for generations

1. It was an ordinary vase, but to save appearances, she said it was a family heirloom.
   它本來(lái)是一個(gè)普通花瓶，為了裝門面，她卻說它是一件傳家寶。
2. That clock is a family heirloom.
   那個(gè)座鐘是祖?zhèn)飨聛?lái)的。

heir.loom

n.（名詞）
A valued possession passed down in a family through succeeding generations.
祖?zhèn)鬟z物，傳家寶：家庭內(nèi)部代代相傳的有價(jià)值之物
Law An article of personal property included in an inherited estate.
【法律】 動(dòng)產(chǎn)繼承物：包括在不動(dòng)產(chǎn)之中的個(gè)人財(cái)產(chǎn)

來(lái)源：
Middle English heirlome
中古英語(yǔ) heirlome
heir [heir] * see heir
heir [繼承人] *參見 heir
lome [implement] * see loom 2
lome [履行，實(shí)施] *參見 loom2