terminal velocity
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终端速度, 极限速度
the constant speed reached by a falling object when the drag force equals the gravitational force pulling it downward, resulting in no further acceleration
- Skydivers reach terminal velocity during their freefall before deploying their parachutes.
跳伞者在自由落体期间达到终端速度，然后才展开降落伞。
- A dropped feather and a bowling ball will fall at different rates due to differences in terminal velocity.
掉落的羽毛和保龄球会因终端速度的不同而以不同的速度下落。
- Engineers calculate terminal velocity to design safe parachute deployments for spacecraft re-entry.
工程师计算终端速度以设计航天器再入时的安全降落伞部署。
- Understanding terminal velocity is crucial in designing effective airbags for vehicle safety.
理解终端速度对于设计有效的车辆安全气囊至关重要。
- Meteorologists study terminal velocity to predict how fast hailstones will fall during storms.
气象学家研究终端速度以预测冰雹在风暴中下落的速度。