Flu is highly infectious.
流感的传染性很高。
infectious laughter
富有感染力的笑声
I'm still infectious.
我还处在传染期。
1.传染的,传染性的
2.易传染的;易感染的
3.有坏影响的,有损害的
1.an infectious disease is one that can spread from one person to another; used about a person or animal that has an infectious disease
2.feelings or ways of behaving that are infectious make other people feel the same or behave in the same way
1.Their results were clear: in regions with a greater variety of infectious parasites, the persity of religions also tends to be greater.
其结果是明确的：在传染性寄生虫种类繁多的区域，宗教的多样性也往往会更明显。
2.The infectious nature of tuberculosis also prompted the building of sanitariums , where people could be isolated and treated.
结核的传染性也促成了疗养院的建成，因为在那里人们才可以被隔离治疗。
3.And what I mean same sort of medical control that we have over most infectious diseases today.
我所指的‘决定性’医疗控制和我们对现在大多数传染性疾病是同一性质的。
4.But the optimism of Roosevelt was infectious; gradually confidence began to return after he took office.
不过，罗斯福总统的乐观主义态度倒是极具感染力，他上任后不久，消费者信心就逐渐恢复。
5.Poor sanitation leads to infectious diseases that kill more than one and a half million people a year, mostly young children.
恶劣的环境卫生导致传染性疾病的爆发，这些疾病每年导致150万人死亡，大部分是儿童。
6.The owner--with the first of many gales of infectious laughter--informed me that most of my hour-l0ng journey had been across his land.
随着最初一阵颇有感染力的笑声，这家的主人告诉我，我那大约1小时的路程所经过的大部分是他的土地。
7.Denise Hyland was a tall, freckle-faced Irish girl with kind, beautiful eyes and an infectious smile.
丹尼斯。海兰是个身材高挑、满脸雀斑的爱尔兰裔女孩，眼睛温柔美丽，笑起来很有感染力。
8.It might have happened when you were a child and now it [the infectious agent] is long gone, but it sets you up for a problem later in life.
你也许在小时候受过一次感染，而现在它（那个感染源）已经不复存在，但它为你后来的某个疾病埋下了病根。
9.Her smile is infectious, she was up for doing everything we suggested. She was like one of the lads.
看到她带着有感染力的微笑以及准备好一切，就像个小伙子。
10.Conclusions Inapparent infectious ratio of different people in Shanghai is low and their antibody could last out for more than half a year.
结论上海市不同人群SARS隐性感染低，其抗体可持续半年以上。