奖状在英语中被称为"certificate"，来源于拉丁文"certificare"，意思是"确认，证明"。例句如下：

She received a certificate for her outstanding achievement in the field of science. (她因在科学领域取得杰出成就而获得了奖状。)

The company awarded him a certificate for his hard work and dedication. (公司为他的辛勤工作和奉献精神颁发了奖状。)

The school presented each student with a certificate at the graduation ceremony. (在毕业典礼上，学校向每个学生颁发了奖状。)