ballistic-missileCOCA⁸⁶³⁹⁸BNC²³⁶²¹³⁺¹Economist³⁴³¹⁸⁺³ 基本例句 n.弹道飞弹；军弹道导弹 The goal is to prevent proliferation of nuclear and ballistic-missile technology, which remains a key source of hard currency for the regime. 目标是要防止核子和导弹科技的扩散, 而这些也正是这个政权手上拥有的强力筹码的主力. ecocn