Translation of "signifying" into Chinese

In view of these meaningful facts of modern history, what does the worldwide situation signify?

鉴于现代历史上这些含意重大的事实,现今普世的情形意味到什么呢?

He taught contemplation as a means of spiritual purification and the attainment of the Dao, a principle that signifies the highest spiritual ideals of mankind.

他为精神的洁净和获得道的方法教深思,道是表示人类最高的精神理想的一个原则。