N-COUNT
(通常由雇主出具的、证明某人品格和能力的)推荐信，证明书
A testimonial is a written statement about a person's character and abilities, often written by their employer.
例句
She could hardly expect her employer to provide her with testimonials to her character and ability.
她可不敢指望雇主给她出具关于她品格和能力的证明书。