This magnum opus took ten years to complete.

这部巨著历时十年方始告成。

His latest offering is a magnum opus on philosophy.

他的最新作品是一部关于哲学的巨著。

PF-1214 impact crusher is our company's technical magnum opus.

反击式破碎机是我公司的技术代表作。

It is a magnum opus painting that takes ox as the theme in Chinese art history.

五牛图卷是中国美术史上以牛为题材的绘画代表作品。

We can say that we still need to improve our understandings on this magnum opus.

可以说，对这部巨著的理解还有待完善。