ghost at the feast

a person or thing that brings gloom or sadness to an otherwise pleasant or celebratory occasion

扫兴者；扫帚星

feast one's eyes on

gaze at with pleasure

津津有味地看，尽情欣赏

feast or famine

either too much of something or too little

不是太多就是太少

feast (one's) eyes on

To be delighted or gratified by the sight of

大饱眼福：视觉上得到快乐和满足

We feasted our eyes on the paintings.

这些画让我们大饱眼福