ensure to witness

After the sentencing, Saunders said lessons needed to learned about "how best to receive the evidence of very young children" to ensure both a fair trial and also the welfare of the witness.

宣判之后，桑德斯说我们需要上一堂课来学学关于“如何最好的获取幼齿的证据”，这样才能保证我们审判的公正，同时也是对证人的福祉。

"It is up to us to bear witness, to ensure that the world continues to note what happened here," he said.

他说：“我们要靠我们作见证，确保世人继续注意这里所发生的事情。”

The aim to set up the oath taking system is to promote the authenticity of the witness, and to ensure the efficiency and justice of the judicial procedure.

证人作证是证明诉讼中待证事实的重要途径，建立证人宣誓制度的目的就在于提高证人证言的真实性，以确保司法程序的效率和公正。