I「ve learned … That it is best to give advice in only two circumstances; when it is requested and when it is a life threatening situation.

我明白了…发表建议最好在以下两个场合：别人发出请求，和生命收到威胁的时候。

This situation is life threatening and must be treated immediately and aggressively.

这种情况会危及生命，必须立即积极处理。

It is not a simple smoker」s cough, but an under-diagnosed, life threatening lung disease.

慢性阻塞性肺病也不是抽烟者所患的一种咳嗽病，它实际是一种诊断不足、威胁生命的肺病。

The aggressive and highly aggressive versions will cause life threatening problems over a short period of time if not treated quickly and effectively.

进展性和强进展性的如不尽快医治，则可能在短时间内威胁患者生命。

Once the patient has been cleared of more serious and life threatening injuries, computed tomography (CT) scans are taken of the craniofacial injuries.

一旦病人那些危及生命的伤害得以控制，医生才开始利用CT对其颅面部进行扫描诊断。

Because blood pressure rises in the heart when you're lying, 「which can be life threatening over a prolonged period of time,」 says Dr. Smith.

因为撒谎时，血压会升高。撒谎成习可能威胁生命。

These people would be the ones who would die first if faced with life threatening circumstances such as a drought or famine.

这些人在面对食物短缺的情况，比如饑荒或干旱时，是最容易死去的一个群体。

Moitoring by computer has proven to be very accurate and increases early discovery of life threatening events.

用电脑来监测已经证明非常準确，并且可以早期发现危及生命的病癥。

The National Hurricane Centre is warning people from Florida all the way to Maine of extremely dangerous surf and life threatening rip currents.

国家飓风中心警告佛罗里达的人们远离缅因州极其危险的沖浪和威胁生命的洋流。

I have health issues that can be life threatening but cannot be addressed.

我有可能会致命的健康问题，但没有钱去治疗。

This vulnerability is particularly concerning, as it allows small peripheral cuts or infections to become life threatening systemic infections.

这种状态对机体影响很大，因为即使机体很小的创口或感染也可成为威胁生命的全身感染。

It is made from animal sera, and adverse effects, including life threatening anaphylaxis, are common.

抗蛇毒血清由动物血清所做成，其副作用，包括威胁生命的过敏癥，是常见的。