accurate

an accurate estimate

准确的估计

You must be more accurate in your calculation.

你一定要多加注意计算的准确性。

Her answer was accurate.

她的答案很准确。

This watch is very accurate.

这块手表非常准时。

We need accurate information to make a decision.

我们需要准确的信息来做决定。

The map is not accurate—it shows the wrong street.

这张地图不准确——它标错了街道。