free fall

英 [ˈfriː fɔːl]

美 [ˈfriː fɔːl]

n.  (人或物的)自由下落; (价值)突降不止

牛津词典

noun

• （人或物的）自由下落
  the movement of an object or a person falling through the air without engine power or a parachute
  1. a free fall display
     自由下落表演
• （价值）突降不止
  a sudden drop in the value of sth that cannot be stopped
  1. Share prices have gone into free fall.
     股价猛跌不止。

柯林斯词典

• N-VAR (价值或价格的)直线下落，暴跌
  If the value or price of something goesintofree fall, it starts to fall uncontrollably.
  1. Sterling went into free fall...
     英镑暴跌。
  2. The price did a free fall.
     价格一落千丈。
• (降落伞张开前的)自由下落
  In parachuting,free fallis the part of the jump before the parachute opens.

英英释义

noun

• a sudden sharp decrease in some quantity
  1. a drop of 57 points on the Dow Jones index
  2. there was a drop in pressure in the pulmonary artery
  3. a dip in prices
  4. when that became known the price of their stock went into free fall
  Synonym:dropdipfall
• the ideal falling motion of something subject only to a gravitational field

双语例句

• They say there should be no tax increases at all while the economy is in free fall.
  他们说，在经济下滑无法控制时，不应该增加税率。
• But the prospect of fiscal free fall has yet to alter most Americans'behavior.
  但是这般自由下坠的经济前景还没有改变多数美国人的行为习惯。
• The price did a free fall.
  价格一落千丈。
• Because if I make m1 zero, m2 goes into free fall.
  因为当m1=0时，m2相当于自由落体运动。
• This is the plane while it is in free fall.
  这就是在自由落体的飞机。
• Like astronauts brought up in gravity, our reflexes are poorly suited for free fall.
  就像在重力环境下成长起来的宇航员一样，我们的本能反应不适合自由坠落。
• It means this tennis ball* while it is in free fall, it has no weight.
  再比如说这个网球。，自由落体过程中它没有重量。
• The free fall facility of the drop tower of NMLC is introduced.
  介绍了国家微重力实验室（NMLC）落塔自由落体实验装置。
• But Beijing would not allow the renminbi to go into free fall, he adds, since that would enrage US Congress and risk retaliation.
  但他补充说，北京方面不会允许人民币汇率直线下落，因为那会激怒美国国会，引发报复风险。
• If the west faces inevitable relative decline, Europe looks to be in free fall.
  如果说西方世界面对着不可避免的相对衰落，那么欧洲似乎是在直线滑落。