secular instability[力] 久期不稳定性;[天] 长期不稳定性;久期不稳定性
secular precession[天] 长期岁差;长期岁并
secular sinking长期下沉
secular trends长期趋势
secular chanage经年变化
secular form世俗版本
Secular Home俗家
Secular Games百年节
Secular oratorios世俗清唱剧
ADJ（形容词） You use secular to describe things that have no connection with religion. 非宗教的
He spoke about preserving the country as a secular state.
他谈到保持该国的非宗教国性质。