certificate
n.美 /sərˈtɪfɪkət/英 /səˈtɪfɪkət/
证书；证明
an official document proving that something is true or has been done
例句
She received a certificate for winning the science competition.
她因赢得科学竞赛而获得了一张证书。
You must show your vaccination certificate to enter the building.
进入大楼必须出示疫苗接种证明。
怎么记
certi-ficate→‘证实’+‘文件’
想把这个词真正背下来？
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