The Tokyo governor said, "Vaccines have brought a ray of hope and we will be able to enjoy the Games from July 23 to August 8."

东京都知事表示：“疫苗带来了一线希望，我们将能够在7月23日到8月8日期间畅享奥运会。”

youdao

There is a ray of hope.

有一线希望。

《新英汉大辞典》

A spectrum is formed by a ray of light passing through a prism.

一束光通过棱镜就会形成光谱。

《牛津词典》

I'm Shirley Griffith. And I'm Ray Freeman. Every week we tell about a person who was important in the history of the United States.

VOA: special.2009.11.08

And what's interesting about this sun is it has a ray of light coming out of the top.

这幅画的有趣之处在于红日的光线从画面的顶端射了出来。

It's like 课堂 - SpeakingMax英语口语达人

It is an electron beam. In the 1890s, the latter part of the 19th century a very fashionable word was "ray."

那是个电子束，在十九世纪九十年代，就是19世纪末,一个很时髦的词汇-“光线“

麻省理工公开课 - 固态化学导论课程节选

And if all this has left you exasperated there is a ray of light.

BBC: NEWS | UK | Education | First day at school? Be positive

If we can offer a ray of sunshine here, MSI did get the overall shape right.

ENGADGET: MSI Slidebook S20 review: MSI's flagship Windows 8 Ultrabook has a flawed design

There is a ray of hope for some healing, but it's not a promise.

NPR: 'Mysterious Skin' Chronicles the Aftermath of Abuse