severe strain

Doctors have long suspected that secondary infections may keep some patients from healing quickly after severe muscle strain.

医生长时间地怀疑继发性感染会妨碍剧烈肌肉劳损的病人迅速康复。

Inbred mice of the DBA / 2 strain developed severe necrotizing lesions of the pancreatic islets.

近亲繁殖的DBA/2系小白鼠发生了胰岛严重坏孢病变.

Mutant strain hens lacking functional OVR are sterile and display severe hyperlipidemia.

OVR发生突变的蛋鸡，不能繁殖，并且具有严重的高脂血症。

A sudden and severe strain was put upon them by the cutting off of these supplies.

切断供应使他们突然承受巨大的压力.

For example, 10 bacteria or less of an especially deadly strain of bacteria can cause severe illness and death in people with compromised immune systems.

比如，十个或更少的某种尤其致命的细菌就能导致免疲系统缺乏抵抗力的人患上严重的疾病甚至死亡。