Freerunning
v. 自由航行；空转（freerun的现在分词）
🗣️ 情景例句
How have you been?
你近来怎么样？
A test pilot needs plenty of nerve.
飞行试飞员需要极大的勇气。
Shortly afterwards, the police stopped the car and both men were arrested.
没过多久，警察就截住了那辆车，两个小偷都被抓住了。