获奖证书英语怎么说

获奖证书英语可以说是 "award certificate"。这个词来源于英语中 "award" 这个单词，意思是 "表彰、奖励、赏赐"。"certificate" 则指的是 "证书、证明、证件"。
例句：
I was awarded a certificate for my achievement in the spelling bee. 我因在拼字比赛中取得成绩而获得了一张奖状。
She proudly displayed her award certificate on the wall. 她自豪地把她的获奖证书挂在墙上。
The award certificate was presented to him by the mayor. 市长向他颁发了奖状。