The type of astrology that most western astrologers practice, horoscopic astrology, requires an exact birth time in order to work properly.

大部分西方占星师所使用的占星方法，需要对方提供准确的出生时间，才能正常进行运算。

The air-conditioning doesn’t work properly.

我刚买的空调运作不正常。

Z.ips.me also needs support for PHP5 to work properly.

me需要PHP5的支持才能正常工作。

Ensures these processes work properly and are maintained.

确保这些流程正确工作并得到适当维护。

How would you rewrite this function to work properly?

看看你能不能把这个函数修改对了。