to discover something secret or hidden

The investigation uncovered evidence of a large-scale illegal trade in wild birds. 调查发现了大规模非法交易野生鸟类的证据。

The biography is an attempt to uncover the inner man. 该传记试图揭示他内心世界的隐秘。

to find something buried under the ground by removing the earth on top of it

Digging in her garden, she uncovered a hoard of gold dating back to the ninth century. 在花园挖土时，她挖出了一批9世纪时埋下的金子。