vt.

1. 使失去平衡；使不均衡
2. 使（精神）錯亂；使（人心）動搖

n.

1. 失衡
2. 精神錯亂

v.

1. upset the balance of.
2. [often as adj. unbalanced] upset the mental stability of; derange.
3. [as adj. unbalanced] treating aspects of something unequally; partial.

n.