Lack of belief or trust.

不信仰；不信任。

Denial of a creed.

对宗教的不信。

Disbelief implies a positive conviction that certain statements or principles are not true.

Disbelief 有确信某种言论或原理系属不确之意。

Unbelief may mean merely an absence of all belief.

Unbelief 可仅指不持任何信仰而言。

In Biblical use, however, unbelief means a positive lack of faith that amounts to disbelief.

惟在圣经上unbelief 指缺乏信仰，等于disbelief 之意。