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free fall是什么意思 free fall怎么读

自由下落; (降落伞张开之前的) 降落
异体字:free-fall
free fall的英文翻译是什么意思,词典释义与在线翻译
Noun:
  1. the ideal falling motion of something subject only to a gravitational field

  2. a sudden sharp decrease in some quantity;

    "a drop of 57 points on the Dow Jones index"
    "there was a drop in pressure in the pulmonary artery"
    "a dip in prices"
    "when that became known the price of their stock went into free fall"

free fall的相关资料
  • fallv.落下;倒下;来临n.秋天;落下;瀑布
  • dropvt.落下;跌倒;下降;放弃;漏掉;断绝关系n.滴;微量;减少;滴状物
  • dipv.浸;蘸;下沉;倾斜;掏取;浏览n.浸泡;浸;蘸;倾斜;下降
  • free fall的用法和样例
    1. For large, extended chords thrust is preferable to free fall.
      用推力动作弹奏伸展的大和弦优于自由下落动作。
    2. It was observed that, with a wider orifice, kinematic arching effect vanishes and even free gravity-fall arises.
      在大出口情况,结拱不易形成,并出现颗粒自由下落现象。
    字母F开头的缩写
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