Idiosyncratically Modal Behavior Many times user testing indicates that a user population divides relatively equally on the effectiveness of an idiom. Half of the users clearly prefer one idiom, whereas the other half prefers another.

• 经过大量的用户测试显示，在一个习惯用法的有效性上，用户相对均等地分为两部分，一半用户明显喜欢一种习惯用法；而另一半更喜欢另一种。