We were flying through dense cloud.

我们当时正在厚厚的云层中飞行。

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Dense cloud cover is dimly visible below the aurora.

在极光下方隐约可见密集的云层。

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There was a dense cloud of cigar smoke in the room.

房间里笼罩着浓密的雪茄烟雾。

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One side was dense honeysuckle. The other was open and slanted down to a telescoped view of the city. The white cloud was directly in front of them.

一边是浓密的金银花，另一边很开阔，倾斜的路面,向人们展示了整座城市的缩影，那朵白云在他们正前方。

耶鲁公开课 - 1945年后的美国小说课程节选

The engines' roar, amplified by the dense cloud, reverberated through every beam and rivet.

NPR: Excerpt: 'Skybreaker'

The dense cloud filling your lungs is like food.

FORBES: I respect you, smoker. The new laws against outdoor smoking are about you returning the favor.

In other words, cloud seeding is designed to produce and store water from moisture-dense clouds in preparation for a drought but not necessarily to end one.

FORBES: Venezuela: Recent Rain And Claims of Cloud Seeding