fall down

基本解释

The unity of opposites between the fall-down algorithm and line-mapping algorithm is analyzed based on their individual essences for shunting optimization.
根据下落算法和入线算法的不同优化机理及不同选编目标条件下下落算法的本质差别，分析两种优化机理的对立统一性；
First, it is a slowdown from the global fall-down from the financial crisis in the U.S. Second, the bursting of housing bubbles in the U.S. and in other large economies.
他说：“首先，美国金融市场的危机诱发全球性的增长减速；其次，美国和其他经济发达国家出现了房地产泡沫破灭；第三，商品价格飞涨；第四，一系列国家采取了紧缩性货币政策；最后，股市剧烈震荡。”
By the comparison of picture patterns, this thesis states the affect of data solution to the picture quality so as to avoid the fall-down of picture quality during the period of pattern changes.
通过对图像格式的比较，说明在数字电视节目制作中数据处理对图像质量的影响，从而更好地避免格式转换过程中图像质量的下降。

American Nick Symmonds won his 800-m semifinal heat, despite having three runners in front of him trip and fall down.

Hedge fund investors may wobble, but they don't fall down--even if returns are more in keeping with savings accounts than with some Flying Wallendas investment vehicle.
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Indeed, a rising cost-of-living during the 1980s and 1990s saw the yen-value of gold fall, down by 75% over that 20-year stretch.
FORBES: Japan Shows How Gold Loves Deflation, Too