As the sun set we docked at Fengdu.

太阳落山时，我们的船在丰都靠岸。

youdao

The color became faint as the sun set.

太阳下山后，颜色变得模糊不清。

youdao

As the sun set, the sky became golden.

太阳落山时，天空变成了金黄色。

youdao

I was glad to see his two friends, Tom and Joe, coming down the road as the sun began to set.

VOA: special.2009.07.04

As the sun set, Maasai guards lit a path from our tent to a campfire surrounded by flickering lanterns.

BBC: The Serengeti in the off-season

As the sun set, a summer storm was gathering, and Henry watched lightning flicker across the clouds.

NEWYORKER: Boss Rail

Now he set it to take a still every six seconds as the sun set over the freeway south.

BBC: Cameras to capture a road trip