Communicative language testing will produce beneficial backwash effect to language teaching, thus improve the quality of English language teaching in senior middle schools.

科学地运用交际式语言测试，能对英语教学产生较好的反拨作用，从而提高高中英语教学质量。

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With this backwash of wounded bearing conflicting reports and the increase of frightened refugees crowding into the already crowded town, Atlanta was in an uproar.

由于这些像潮水般退下来的伤兵带来了种种互相矛盾的消息，以及纷纷逃来的难民大量增加，亚特兰大这个城市简直沸腾起来了。

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On the contrary, size distribution and fractal dimension of particulate matters in backwash water were more important in determining specific cake resistance and permeability.

相反，大小分布和颗粒物的分形维数的反冲洗水在确定特定的滤饼阻力和渗透率更重要。

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When, in the backwash of the 1929 Wall Street crash, his business (whose employees are all clad in chocolate-box lilac) suffers a downturn, he concocts a plot of murder and insurance fraud that launches him toward the roiling underworld from which prosperity had shielded him.

NEWYORKER: Despair

If the moral of this story is that media commentary is like navigating in fog, the crisis of journalism is, at this point, sufficiently real to be seen as part of a wider conceptual crisis brought about by new-media technology: a crisis that is located, primarily, in the cognitive effects of acceleration and its cultural backwash.

FORBES: Medialand