Base Jumping towards zero极限跳伞运动
Wingsuit BASE Jumping低空翼装飞行
Base Jumping The Alps阿尔卑斯山定点跳伞
Base Jumping Felix Baumgartner关键词低空定点跳伞
Base Jumping and Skydiving蹦极和跳伞
Base Jumping for Red Bull红牛低空跳伞队
N（名词） a sport in which a participant parachutes from any of a variety of fixed objects such as high buildings, cliffs, etc 高处定点跳伞