more often than not

Fairly frequently, more than or at least half the time

较频繁，至少一半的时间以上

These flowers will live through the winter more often than not.

这些花多半能活过冬天。

More often than not it shows you exactly what you should do.

但更多时候，它恰恰告诉你该做什么。

If you fail an exam, more often than not the reason might be found in your study habits.

假如你考试没通过，究其原因通常是由于你的学习习惯。