Ground controllers will then fire the booster, sending the satellite into its proper orbit.

届时地面控制人员将点燃助推器，把卫星送入预定轨道。

《柯林斯英汉双解大词典》

The theater caught fire and burnt to the ground.

剧院着火烧成了灰烬。

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Nine days later, a fire burned the library to the ground.

9天后，一场大火将图书馆夷为平地。

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Here was this big hole in the ground--fire coming out of the ground, buildings like stubs, body parts being carried out by firefighters and police officers.

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The US military documents released last month detail civilian deaths, friendly-fire episodes and other ground-level incidents.

BBC: Pentagon demands Wikileaks return Afghanistan documents

"We cannot call what's happening on the ground a full cease-fire, " he told reporters.

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