free-fall
free-fall 英 [f'ri:f'ɔ:l] 美 [f'rif'ɔl]
n. 自由落体；自由投放；自由下降
名词复数:free-falls
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- n. 自由落体；自由投放；自由下降
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1. Then, the stock market seemed to be in free-fall in afternoon trading despite the absence of news.
之后,股市在没有任何消息刺激的情况下在午后的交易中出现自由落体式下跌.
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2. I think it means the rate of decline in the economy, which during late last year and the first quarter of this year was like a free-fall, is definitely slowing down.
我认为，这表示，经过去年年底和今年第一季度自由落体式的经济下滑后，现在经济衰退的速度绝对是放慢了。
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3. However, through free-fall testing, the researchers could quantitatively measure the samara’s flight dynamics and use this information to control the samara’s autorotation and flight path.
然而，通过自由落体测试，研究者可以量化的测量翅果的飞行动力并且用得到的信息数据来控制翅果的自旋和飞行轨迹。
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