failed to improve翻译

failed to improve的基本解释

读音: 美: 英:

未能改善：指某种情况或状况没有得到改善或变得更糟。

例句

Overall, the U. S. failed to improve relative to these benchmarks, which in many cases rose.总体来说，相对于这些基准而言，美国未能改善，而其他国家有所上升。
We have not only failed to improve the child mortality rate since 2009 (6.7 dead kids per 1000 live births), we have actually lost ground.从2009年至今，我们不仅在降低儿童死亡率上失败了（当时的这比率是6.7/1000），我们实际上是退步了。
But it was later widely blamed for collecting unreasonable profits as the move increased people's expenses yet failed to improve their services amid the surge of number of passengers.但它很快就因为获取不合理的利润、增加乘客的花费却没有相应地提高服务质量，而遭到了大众的指责。
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