英语语法分析

In one area, it made painstaking efforts to quantify fertility preference to derive figures for planned and unplanned pregnancies.

在一个领域，它付出了艰苦的努力来量化生育偏好，以得出计划生育和非计划生育的数据。

The poor living conditions in such a large city have resulted from the unplanned real estate development, which is rarely seen in small cities.

由于没有进行房地产开发规划，这么大的城市却有着如此糟糕的生活条件，这种现象在小城市中极为少见。

This is to allow for unplanned emergencies.

这是用来允许出现计划外的紧急情况的。