He admitted that he'd done it, and there were several witnesses saying that he had indeed done it.

他承认他做了那件事，有几个证人说他确实做了那件事。

youdao

Several witnesses deposed concerning Potter's guilty behavior when brought to the scene of the murder.

几个证人作证说，当波特被带到谋杀现场时，他表现出了畏罪行为。

youdao

There are several witnesses who will testify for the defence.

有几名证人愿意为被告作证。

《牛津词典》

According to several witnesses the militants said they wouldn't stop until the destruction was complete.

CNN: Islamic militants set fire to sacred tombs in Timbuktu

Although several witnesses say the gunman was black, Hardaway believes white people put him up to it.

CNN: Playing with Fire

Several witnesses described the 1920s building in south Paris as "very dirty" and in very poor condition.

BBC: NEWS | Europe | Witnesses describe blaze horrors