As he was only thirteen years old, his case can only be tried by the juvenile court.因为他只有十三岁，他的案子只能在少年法庭中受审。These offenders have been removed from the jurisdiction of the juvenile courts.这些罪犯已经不在少年法庭的管辖权限内了。His friend is appearing in the juvenile courts.他的朋友正在少年法庭出庭受审。