轰炸塞尔维亚80天后，北约仍未能发动地面攻势。

After 80-days bombing of Serbia, NATO still could not launch the ground attack.

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解释发动一次地面攻势困难重重可能还有另外一种原因。

There is another practical reason why a land invasion would be difficult.

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如果我们能够重创他们，他们可能会得出他们不应再发射火箭弹的结论，而这只有在采取地面攻势的情况下才会取得。

If we can hit them, they may come to them should not be the conclusions of firing rockets, and this only in the ground offensive to take the circumstances under which it will achieve.

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