competency
n. 能力
A formal written statement as to competency and dependability, given by an employer to a former employee; a recommendation.
推荐信由雇主给予以前的雇员的有关其能力或可信任性的正式书面陈述；推荐信
名词competency
1. the quality of being adequately or well qualified physically and intellectually
同义词：competence
同义词