| 释义 |
free fall 或 free-fall AHD[frēʹfôl'] D.J.[ˈfriːˌfɔːl]K.K.[ˈfriˌfɔl]n.（名词）- The fall of a body within the atmosphere without a drag-producing device such as a parachute.自由下落：大气层里的、没有阻碍性装置（如降落伞）的物体的下落
- The ideal falling motion of a body that is subject only to the earth's gravitational field.自由下降：只有在地球的重力场中才能实现的物体理想的下降运动
- Rapid, uncontrolled decline:迅速的、不受控制的下降："The markets threatened to go into free fall and we came within an eyelash of . . . an uncontrollable panic"(Felix Rohatyn)“行情有迅速下跌的危险，我们已到了…无法控制的边缘”(费利克斯·罗哈廷)
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