Affidavit - a voluntary, written, or printed declaration of facts, confirmed by oath of the party making it before a person with authority to administer the oath.

由陈述者在有行使宣誓权的人前所宣誓确认的，对于事实的自愿的、书面陈述。

youdao

I'd like to turn and swear you in and administer the oath, if I may.

我想主持你的就职和宣誓仪式，如果我能。

youdao

Thank you, Secretary Napolitano, for being here to administer the oath --for making it official.

WHITEHOUSE: Naturalization Ceremony for U.S. Service Members

She will be back in Washington for Monday's public swearing in at the Capitol where she will administer the oath to Biden again.

CNN: Sotomayor's inaugural moment on hectic day

At 4:00 PM, the Vice President will administer the oath of office at a ceremonial swearing-in for Secretary of State John Kerry at the State Department.

WHITEHOUSE: President's Schedule