Through analyzing the attribute and trial of the testimony of witness, the author alleges that its essential manifestation is oral testimony.

如果从证人证言的特征和属性分析，证人证言的基本表现形式应当是口头证言。

youdao

The testimony of co-defendant should be classified into the testimony of witness and thus it is not the subject of the corroboration rule of confession.

共同被告人陈述包括共犯陈述在性质上属于证人证言，因此不受口供补强规则的规制。

youdao

Anyone who kills a person is to be put to death as a murderer only on the testimony of witnesses. But no one is to be put to death on the testimony of only one witness.

无论谁故杀人，要凭几个见证人的口把那故杀人的杀了，只是不可凭一个见证的口叫人死。

youdao

During the trial the testimony of the key witness for the prosecution (who had cut a deal with the government for less jail time in return for pointing a finger at a higher-up like Tobin) was effectively impeached.

FORBES: Magazine Article

We have received sanctimonious lectures from the other side of the aisle about the rule of law, but the law does not permit perjury to be proved by the uncorroborated testimony of one witness nor does the law recognizes corroboration, the fact that the witness made the same statement to several different people.

CNN: Transcript: Opening statement of Rep. Nadler

That was part of the testimony of the first witness, Robert Grabowski, in the trial of Ross Mandell and Adam Harrington, all from Sky Capital.

FORBES: Sky Capital's Ross Mandell Faces Accuser - An Old Friend