undercurrents
If there is an undercurrent of a feeling, you are hardly aware of the feeling, but it influences the way you think or behave.
the strong undercurrent of pro-business sentiment in Congress.
国会中强烈亲商的潜在感情倾向。
An undercurrent is a strong current of water that is moving below the surface current and in a different direction to it.
Karen tried to swim after him but the strong undercurrent swept them apart.
卡伦试图跟在他后面游,但强大的暗流把他们冲开了。