zài / fǎ / tíng / shàng / gū / zhèng / bù / lì / jiǎn / chá / guān / hái / xū / yào / tí / gōng / qí / tā / zhèng / jù在法庭上,孤证不立,检察官还需要提供其他证据。In court, a single piece of evidence is not enough, so the prosecutor must provide additional evidence.