overlay

1. V-T If something is overlaid with something else, it is covered by it. 覆盖[usu passive]

The floor was overlaid with rugs of oriental design. 地板上覆盖着东方图案的地毯。

2. V-T If something is overlaid with a feeling or quality, that feeling or quality is the most noticeable one, but there may be deeper and more important ones involved. 掩盖[书面]

The party had been overlaid with a certain nervousness. 这个聚会已经被一种紧张情绪掩盖了。

...a surge of feeling which at this moment overlaid all others. ...此时掩盖了一切的一股强烈情感。