Chronic severe poisoning was found in 1.17% of the patients and all of them died of liver failure.

慢性中度中毒1.17%，表现为重症肝病，均死于肝功能衰竭。

youdao

A 28-year-old man died later in hospital, and other members of the group suffered severe poisoning.

后来，一名28岁的男子在医院死亡，该组织其他成员严重中毒。

youdao

A few kids may have had a low level exposure, but severe poisoning from the toys alone is pretty unlikely.

一小部分孩子呢，可能已经有低程度受铅影响，但单单说要这些玩具使得孩子严重铅中毒还是相当不可能的。

youdao

With thousands of consumers succumbing to severe food poisoning and the body count rising, widespread consumer panic was understandable.

FORBES: Precaution Without Principle

So far it has worked for the 0157 strain of E.coli, which causes some of the most severe cases of food poisoning - occasionally proving fatal if the victim is an infant, elderly or already weak.

BBC: Speedy 'burger bug' test