mother lode
成語所屬單字mother
mother lode — 慣用語
1. a very rich source of something valuable, originally referring to a rich vein of
1.慣用語
釋義
豐富的來源；主礦脈
a very rich source of something valuable, originally referring to a rich vein of gold or silver in mining
例句
The archaeologists discovered a mother lode of ancient pottery buried beneath the hill.
For a food blogger, finding that spice market was like hitting the mother lode.