单词vital sign
n.: 生命体征（如呼吸、体温、心搏等）
网络: 生命征；生命徵象；生命征象
生命体征（如呼吸、体温、心搏等）:
a measurement that shows that sb is alive, such as the rate of their breathing, their body temperature or their heartbeat
生命指症
生命征象
Well, his vital sign seems to be ok, pupil dilation is normal .
他的生命体征还算正常，瞳孔也还正常。
And what is that decline in social health mean, as a kind of a vital sign of the future?
社交健康降低意味着什么呢，是否算是一种来自未来的至关重要的信号呢？
Heart rate: is it truly a vital sign?
心率：真的是生命体征吗？
Effect of Incubation Intervention on Vital Sign of Senile Patients Undergoing Abdominal Surgery
保温干预对老年腹部手术患者生命体征的影响