Smoke appeared on the horizon.

地平线上升起了烟雾。

《牛津词典》

Then he looked to the horizon and saw a swarm of small objects descending, trailing tails of smoke from behind, and he knew.

他马上向天际望去，看到大群的小物体正在降落，尾部冒着烟划出一道尾迹。

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A NASA satellite saw smoke from the burning Deepwater Horizon oil rig on April 20, 2010.

2010年4月20日，NASA的一颗卫星观测到从燃烧着的深水地平线石油钻井平台上飘起的烟雾。

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Here in Baghdad this morning, black smoke continues to rise over the horizon.

CNN: Martin Savidge: Public might not trust ex-police

From the viewing platform, visitors are encircled by the 15m-high and 60m-long view, from the neighbourhood of Kreuzberg in the west to the Mitte district in the east, with the iconic spike of the Fernsehturm television tower, smoke-belching factories and dilapidated houses dominating the horizon.

BBC: Bringing the Berlin Wall back to life