virulence region名词解释：毒性范围。
拓展知识：
virulence
读音：英[?v?rj?l?ns]
一、virulence网络解释
1.毒力：2)毒力(virulence)毒力由毒素和其他毒力因子所组成.毒素包括外毒素(exotoxin)与内毒素(endotoxin).前者以白喉、破伤风和肠毒素为代表.后者以革兰阴性杆菌的脂多糖为代表
2.毒性：致病性从其变异或分化来看,可分解为两大组分:毒性(Virulence)和侵袭力(aggressiveness).毒性(也有人译作毒力)是指病原物克服寄主某一专化抗病性而能够侵染,使之感病的能力,是质量性状,它是专化于品种的,它只能克服某一定抗病基因,
3.毒性,毒力：virucidin病毒中和抗体|virulence毒性;毒力|virulence test毒力试验;毒性试验
4.有毒：virtuousness贞德|virulence有毒|virulency痛恨
二、virulence词典解释
1、恶毒;狠毒;敌意
Virulence?is great bitterness and hostility.
e.g.?The?virulence?of the café owner's anger had appalled her.
咖啡店老板怒气冲天，充满敌意，把她吓坏了。
2、毒力;毒性;致命性
The?virulence?of a disease or poison is its ability to harm or kill people or animals.
e.g.?Medical authorities were baffled, both as to its causes and its?virulence.
医疗当局对其病因及有多致命都还不甚了解。