lǜ / àn / tóng / zhǐ / néng / zài / zhuān / yè / yī / liáo / rén / yuán / de / yán / gé / jiān / guǎn / xià / shǐ / yòng氯胺酮只能在专业医疗人员的严格监管下使用。Ketamine should be used only under the strict supervision of medical professionals.