text: a language other than English, his evidence must be translated by a sworn interpreter. Power of Court of Appeal to order retrial 222. Section 43 of the Criminal Justice Act 1988 gives the Court of Appeal (Criminal Division) a wider power to order a retrial, which is similar to that already possessed by the equivalent courts in Scotland and Northern Ireland. It enables the Court of Appeal, when allowing an appeal against conviction, to order a retrial in any case where it appears to the Court that the interests of justice so require. Previously, the Court of Appeal could order a retrial only if new evidence had come to light. 223. The reason for the change is to avoid cases where a person convicted at the Crown Court has later been acquitted on appeal simply because of some technical defect in the original trial, such as a mistake in procedure or a misdirection to the jury. Although the Court of Appeal has the power to dismiss an appeal if it considers that no miscarriage of justice has occurred, the circumstances of some cases could, before the passing of section A3, be sufficiently unclear to lead to the conviction having to be quashed. "In, camera" trials 224. At common law, it is a fundamental principle that justice should be done in open court. A few exceptions follow: (a) Section 36 of the Children and Young Persons Act 1933 and, in Scotland, section 165 of the Criminal Procedure (Scotland) Act 1975, provides that no children (other than infants in arms) shall be allowed in court during the trial of a person for an offence unless as witnesses (a child is a person under 14 years of age); (b) Section 37 of the 1933 Act (section 166 of the 1975 Act) provides 
analysis: The text appears to be discussing legal proceedings and the powers of the Court of Appeal in England and Wales. It mentions specific laws and sections, as well as the principles of justice and the handling of evidence. The language used is formal and technical, suggesting a focus on the legal system and its procedures.