skydiving
n. 跳伞运动（由飞机跳下时先自由坠落一段时间后再张开降落伞的）
v. 空中杂技跳伞（skydive 的现在分词）
例句
You could be wanting to try some extreme sports like skydiving, jumping out of an airplane.
你可能想尝试一些极限运动，比如跳伞，从飞机上跳下来。
So why the whole skydiving thing?
既然这样，为什么我会热衷于跳伞呢？
TOM: Really? When had she become interested in skydiving?
她什么时候对跳伞产生兴趣的?
