He gave a longing look at the ice cream.

他看了看那冰激凌，显出很想吃的样子。

《牛津词典》

I don't know, 'she replied, casting a longing look to the door, and evidently eager to be active.

“我不知道，”她回答，渴望地向门口瞧了一眼，显然盼望着活动活动。

youdao

No, I'd rather go to the Ming Tombs. I'm longing to have a look at the gigantic stone sculptures, so majestic!

不，我宁愿去明十三陵。我渴望看一看那些巨大的石雕，多么宏伟啊！

youdao

So I know that vampires sparkle in the sun and are so sexy that when they walk into a room all heads turn to look upon them with longing.

FORBES: Do Vampires Still Sparkle Or Is The Romance Dead?