mother lode

美 
英 
  • n.主矿脉;母脉
  • 网络母矿;矿脉之战;母系矿脉
复数:mother lodes  
mother lode
n.
1.
主矿脉;母脉a very rich source of gold, silver, etc. in a mine
Her own experiences have provided her with a mother lode of material for her songs.
她自身的经历为她的歌曲提供了取之不尽的素材。

例句

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