improve名词形式是什么

improve名词形式：improvement

n.改善;改进;改进处;改善的事物

复数： improvements

例句：

Is this situation not susceptible of improvement by legislation?

这种状况有无可能通过立法加以改善？

Sales figures continue to show signs of improvement.

销售额持续显示出增加的迹象。

It's only a small improvement, but at least it's a step in the right direction.

虽然这只是小小的改进，但至少是朝正确方向迈出的一步。

Despite signs of an improvement in the economy, there is no room for complacency.

尽管在经济方面有改善的迹象，但仍不容自满。

The surge in car sales was regarded as an encouraging pointer to an improvement in the economy.

汽车销售量的激增被视为经济回升的指标。