s. located beneath or below
a. 在下面的
[经] 优先的, 基础的, 放在下面的
1. The underlying reason for his success is hard work.
他成功的根本原因是努力工作。
2. We need to address the underlying issues before finding a solution.
我们需要解决根本问题，然后才能找到解决方案。
3. She has an underlying fear of failure that holds her back.
她内心深处有一种对失败的恐惧，这让她无法前进。