1. heir + loom.
2. 這里的 loom 取其古代含義：implement or tool of any kind.
中文詞源
heirloom 傳家寶
heir,繼承，loom,寶貝。
英文詞源
heirloom (n.)
early 15c., ayre lome, a hybrid from heir + loom in its original but now otherwise obsolete sense of "implement, tool." Technically, some piece of property that by will or custom passes down with the real estate.
雙語例句
1. This heirloom has been handed for several generations.
此項產業已經數代相傳了.
來自《簡明英漢詞典》
2. The brooch is a family heirloom which came down to her from her great - grandmother .
這枚胸針是她家的傳家寶,是從她 曾祖母 那一代傳到她手中的.
來自《簡明英漢詞典》
3. She treasured the brooch because it was an heirloom.
她把這枚飾針視為珍寶,因為這是祖上傳下來的.
來自辭典例句
4. That clock is a family heirloom.
那個座鐘是祖傳下來的.
來自辭典例句
5. I have parted with my house, but I would not part with my heirloom for the world.