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

• In the glacial realm of sociological change, that amounts to a free fall.
  从社会学变化的宏观领域来说，这是一个非常明显的下降。
• 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。
• Imports did not rise, even after a 40 per cent revaluation against the dollar, demonstrating that exchange-rate solutions will fail when demand is in a global free fall.
  然而，即使在银元兑美元升值了40%之后，进口仍然没有出现增长。这表明，当全球需求直线下落时，汇率解决方案将失效。
• Other markets are still in free fall.
  其他市场房价也正处于自由落体运动中。
• Maybe the sonar was damaged in the free fall.
  或许声纳在掉落时坏了。
• These arresters should lock automatically against the anchorage line, restricting free fall of the user.
  这些防止装置应自动锁住锚线，限制使用者的自由下降。
• The stock price is falling like a free fall.
  股价像自由落体一般坠下。
• Some bats slept through free fall and dropped like rocks;
  有些蝙蝠从飞机上投下来，沉眠不醒，像石头般直摔下去；
• 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。
• 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。