certifications
查询英语单词释义、音标、发音、例句与词形变化。
certifications
中文翻译
n. [法] 认证；资质证书（certification的复数形式）
英文解释
n. the act of certifying or bestowing a franchise on
n. confirmation that some fact or statement is true through the use of documentary evidence
n. a document attesting to the truth of certain stated facts
词态变化
原型:certification
变形:s