柯林斯词典syncope /ˈsɪŋkəpɪ/ 1. N [pathol] →a technical word for a faint 返回 syncope剑桥词典a short period of time when a person becomes unconscious 晕厥 Postural syncope occurs when the body cannot supply enough blood to the brain in the upright position because of low blood pressure . 直立时因血压过低导致大脑供血不足时会出现直立性晕厥。 返回 syncope