well-rehearsed dancers [=dancers who have been rehearsed well; dancers who have been directed well during rehearsal]排演很成功的舞蹈演员们

a rehearsed statement反复练习后的陈述

Her story sounded rehearsed. [=it seemed like a story she had practiced telling; it did not sound natural or true]她对事情的描述听起来像是背诵。