specializedwritten abbreviationOp.musica piece of music written by a particular musician and given a number relating to the order in which it was published(由某一作曲家创作、按发表顺序编号的)音乐作品;编号作品
Carl Nielsen's Opus 43 quintet卡尔‧尼尔森的第43号五重奏曲
formalany work of art艺术作品
He showed us his latest opus, a truly awful painting of a vase of flowers.他给我们展示了他的最新作品——一幅画有一瓶花的相当糟的油画。