Once every three years for hospitals, sanatorium, women and children care center (station), disease prevention and cure center (station), medical first aid center and clinical laboratory; and是什么意思_Once every three years for hospitals, sanatorium, women and children care center (station), disease prevention and cure center (station), medical first aid center and clinical laboratory; and在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句