第七名：贝尔的AH-1眼镜蛇是由贝尔直升机公司制造的双叶片，单发动机攻击直升机。

Number 7. BELL AH-1 COBRA is a two-blade, single engine attack helicopter manufactured by Bell Helicopter.

youdao

第七名：贝尔的AH-1眼镜蛇是由贝尔直升机公司制造的双叶片，单发动机攻击直升机。

Number 7. BELL AH-1 COBRA is a two-blade, single engine attack helicopter manufactured by Bell Helicopter.

youdao