Certifies
v. （尤指书面）证明( certify的第三人称单数 ); 发证书给…; 证明（某人）患有精神病; 颁发（或授予）专业合格证书
🗣️ 情景例句
Dad was a busy doctor,
爸爸是个很忙的医生，
My brother wants to learn how to swim.
我的兄弟要去学游泳。
Neither of us spoke during the journey.
旅途中我们谁也没讲话。