gleam

1. V-I If an object or a surface gleams, it reflects light because it is shiny and clean. 闪光

His black hair gleamed in the sun. 他的黑头发在阳光下闪闪发光。

2. N-COUNT A gleam of something is a faint sign of it. 一丝

There was a gleam of hope for a peaceful settlement. 和平解决曾有一线希望。