英 [ˈfriː fɔːl] 美 [ˈfriː fɔːl]
自由落体：在重力场中没有限制的运动状态，也可以指这种运动状态本身。
free fall //
有变体名词 If the value or price of something goes into free fall, it starts to fall uncontrollably. (价值或价格的)自由跌落
Sterling went into free fall.
英镑陷入了自由跌落。
The price did a free fall.
价格发生了自由跌落。
不可数名词 In parachuting, free fall is the part of the jump before the parachute opens. (跳伞中的)自由落体环节
自由下落
自由下坠
自由降落
自由下降
划(垂线)
自由落体
自由落体(Free Fall): 此活动让你体验另一种降落伞的感觉。
... free ammonia 游离氨气 free fall 直坠；自由下坠 free range livestock keeping 自由范围禽畜饲养；放牧式禽畜饲养 ...
... frankly 直率地；坦白地 free fall 自由下降 frustrate 挫败，使灰心 ...
Sterling went into free fall.
英镑陷入了自由跌落。
The price did a free fall.
价格发生了自由跌落。
It was in a free fall, and it was a very scary period.
它正处于自由下滑的状态，这是一个令人恐慌的阶段。
with bold action and outside-the-box thinking that has helped put the brakes on our economic free fall,"
VOA : standard.2009.08.25
"It was in a free fall and it was a very scary period,"
VOA : standard.2009.12.20
What ended up happening is, you know the news, Rupert Murdoch bought The Wall Street Journal last fall and he announced that Wall Street Journal-- WSJ.com--will no longer be free.
最后的结果是,你们知道那条新闻的吧,鲁珀特·默多克去年秋天收购了《华尔街日报》,他宣布《华尔街日报》,WSJ.com,将不再免费
金融市场课程节选 : 耶鲁公开课
His presidency began before a crowd a million strong, but when the cheering stopped, he was one man dealing with overlapping crises: an economy in free fall and two unpopular wars.
VOA : standard.2010.01.16
Slatin says commercial real estate continues its free fall, with no end in sight.
FORBES: Light at the End of the Tunnel for Real Estate Billionaires?
But now that the euro is in free fall U.S. exports will get crushed.
Like most of its high-flying genomics peers, Curagen was soon in Icarus free fall.