1N-COUNT [usually singular](为某物提供丰富来源的)宝库 If you describe something or someone as a treasure trove of a particular thing, you mean that they are a very good or rich source of that thing. (为某物提供丰富来源的)宝库
The dictionary is a vast treasure trove of information. [+ of]
那本词典是个巨大的信息宝库。
This Islington shop is a treasure trove of beautiful bridalwear.
这家位于伊斯灵顿区的商店里汇聚了各种漂亮的新娘服装。
2N-COUNT [usually singular](有价值物品的)宝藏 You can refer to a collection of valuable objects as a treasure trove . (有价值物品的)宝藏
Windsor Castle is quite literally an antique treasure trove…
温莎城堡确实是名副其实的古物宝藏。
The society's archives are a treasure trove for scholars.