The fatal dose of radiation for a human is 6 sieverts.

6西弗特辐射对人类就可以致命。

He had no knowledge of what a fatal dose might be.

他不知道致死的剂量是多少。

They claim Murray administered a fatal dose of propofol and other sedatives.

他们声称莫里给了杰克逊一剂致命的麻醉剂和镇静剂。

Defense attorneys claimed Jackson delivered the fatal dose of propofol to himself.

而辩护律师宣称是杰克逊自己注射过量麻醉剂异丙酚的。

Defense lawyers claim Jackson gave himself the fatal dose after his doctor left the room.

辩护律师则说，杰克逊是在医生离开后，自己给自己使用了致命的药剂。

The defence claims Michael Jackson injected himself with a fatal dose of the drug while Doctor Murray was out of the room.

而辩护律师称，是莫里医生不在房间时，迈克尔·杰克逊给自己注射了致命药物。

The threshold level at which some kind of reaction can occur may be less than a thousandth of a potentially fatal dose, so where do you draw the line?

可能发生某种反应的临界值也许不到可能致命剂量的千分之一，那么，你在哪里划这条线呢？

Prosecutors had argued Murray was grossly negligent in administering the propofol to help Jackson sleep. Defense attorneys claimed Jackson delivered the fatal dose of propofol to himself.

检察官提出穆雷在帮助杰克逊睡眠时候对于异丙酚量的控制有极大地疏忽。而辩护律师宣称是杰克逊自己注射过量麻醉剂异丙酚的。

This, in turn, is half of the lowest one-year dose clearly linked to an increased cancer risk, which, in its turn, is one 80th of an invariably fatal exposure.

而这个“最大剂量”，只是提升致癌风险年辐射最低剂量的一半。再看这个“提升致癌风险年剂量最低值”，只是致命辐射量数值的80分之一。

The fatal ingested dose is one ounce.

摄入一盎司的剂量就足以致命。

There is essentially little to no risk of overdosing on cannabis. You would need to ingest a massive amount (thousands of times the amount needed to get high) for the dose to be fatal.

事实上叶子只有很好或者根本没有过量的风险。你需要摄取极大量(起飞量的几千倍)才会过量致死。

This can be fatal in as little as one dose or application.

此将致命于少少的剂量或应用。