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1·The enemy plane was forced down by our ground fire.

我们的地面火力迫使敌机降落。

2·The enemy plane was forced down by our ground fire.

敌人暴露在我军的机枪火力之下。

3·He can fly higher, meaning that he is at less risk from ground fire.

投弹者可以驾机高飞，避开地面火力的威胁。

4·The primary work of this thesis includes:Design the general structure of command control system of ground fire attacking robot;

设计了火力攻击机器人指挥控制系统的总体结构；

5·Rain dampens surface fuels, but does little more than create a crust over a ground fire, which can burn beneath the surface for months and pop up later.

降水会打湿地表的易燃物，但也不过是在地下火上结了一层壳而已，地下火仍会继续燃烧好几个月，并可能又冒出地面。

6·Despite the risk from old-fashioned ground fire, particularly in narrow valleys, a ride in a chopper is still better than land travel on ambush-ridden or non-existent roads.

尽管存在着来自传统地面火力的威胁（尤其是在狭窄的峡谷里），乘坐直升机依然要比在暗藏伏击或者根本不存在的道路上行进更好。

7·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》

8·The theater caught fire and burnt to the ground.

剧院着火烧成了灰烬。

9·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。

10·He wasn't burned because the survival kit attached to him by a long cord hit the ground first, throwing up a dust cloud that put out the fire in a 10-foot circle. He was surrounded by flames.

原来，由于他身上还有一根长长的绳子，绳子的另一头是他的野外生存套装背包，而背包先落地，把地面尘土高高扬起，瞬间把直径10英尺范围内的火焰给灭了，结果他没有被烧伤。