magnum opus
noun /ˌmæɡnəm ˈəʊpəs/
/ˌmæɡnəm ˈəʊpəs/
[singular] (from Latin)- a large and important work of art, literature or music, especially one that people think is the best work ever produced by that artist, writer, etc.
代表作;杰作 - The author produced his magnum opus just before he died.
作者临死前创作了他的代表作。
词源late 18th cent.: from Latin, ‘great work’. - The author produced his magnum opus just before he died.