使用火箭艇击落5架敌方直升机。

Defeat 5 enemy helicopters with the Rocket Boat.

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其中一种激光武器是防空致盲器，该武器可以对10公里范围内的敌方飞机和直升机进行干扰。

One of these weapons is the air defense dazzler, which can engage enemy aircraft and helicopters at a range of 10 kilometers.

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完成的非常仔细，找到安全的路要走，你可能会被敌方武装直升机攻击。

Finish with great care and find safe way to go as you might be attacked by enemy Gunship Helicopters.

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完成的非常仔细，找到安全的路要走，你可能会被敌方武装直升机攻击。

Finish with great care and find safe way to go as you might be attacked by enemy Gunship Helicopters.

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