half the time
一半时间以远较预期短的时间;过长的时间; 相当长的时间
1、Half the time, I don't have the slightest idea what he's talking about.
我经常一点儿都听不懂他在说什么。
2、We fulfilled the quota in half the time.
我们只用一半时间就完成了定额。
3、Although married for six years, can be together is half the time.
虽说结婚六年了，可在一起也就一半时间。
4、He lives with me there half the time.
他有一半的时间和我住。