在地平线上，大片陆地变成一片连绵而暗淡的浅灰色，几乎与天空交融在一起。

At the horizon the land mass becomes a continuous pale neutral grey, almost blending with the sky.

《柯林斯英汉双解大词典》

接下来的内容与云层无关，在阿拉斯加以东有一片浅灰色的烟雾。那可能是由发生在加拿大的野火造成的。

Unrelated to the cloud cover, a dull gray smoke plume appears east of Alaska. The plume probably results from wildfires in Canada.

youdao

接下来的内容与云层无关，在阿拉斯加以东有一片浅灰色的烟雾。

Unrelated to the cloud cover, a dull gray smoke plume appears east of Alaska.

youdao