doctrine

n. 教义,主义,学说;[古]教学,指导,指令指示;军事战略

Christian and Muslim doctrines are very different.

基督教教义和穆斯林教义极为不同。

The doctrine or belief that the evil in the world outweighs the good.

悲观主义认为世界上邪恶远远强于正义的主义和信念