微笑是会感染人的。
Do you know how many contacts you have with infectious people on a daily basis?
你知道你每天与多少受传染的人接触吗？
Take a simple example like infectious disease.
简单地以传染病为例。
A: Measles is a highly infectious disease.
答：麻疹是一种传染性很强的疾病。
The first was a salutary reminder that infectious disease can hitch a plane ride anywhere.
第一个报告是个有益的提醒，说明传染病能够搭乘飞机四处传播。
Glass says infectious disease is a perennial concern.
格拉斯说，预防传染病应该是一种常年的关注。
With a skin disease infectious disease patients.
带有皮肤病、传染病的患者。
Therefore, it is a damage to the immune system of infectious diseases.
所以它是一种损害免疫系统的传染性疾病。
A high burden of infectious diseases.
传染性疾病的负担。
A smile is infectious. Be a positive person and share your smile with others.
微笑是会感染人的。做一个积极乐观的人，跟大家一起分享你的快乐。
It is due to infection of human immunodeficiency virus after a fatal infectious disease.
它是由于感染了人类免疫缺陷病毒后引起的一种致死性传染病。
Apart from casualties, outbreaks of infectious disease can be a public health concern after earthquakes.
除了地震期间造成的直接伤亡外，传染病的爆发是需要关注的公共卫生问题。
Because we know that this virus is a really highly infectious virus.
因为我们知道该病毒真的具有非常高的传染性。
This disease is one of the most common infectious diseases , and a serious problem.
这种病是最常见的传染病之一，这是个严峻的问题。
Diphtheria is a serious infectious disease.
白喉是一种严重的传染病。
It was a very infectious disease, making it difficult to survive.
那是一种传染性极强的病，能够活着出来已属不易。
The immunity is a main means to prevent the swine's infectious disease from occur.
免疫是预防猪发生传染病的主要手段。
At home it began a program to vaccinate children against infectious childhood diseases.
在国内开展了接种计划，予防儿童传染病等。
This is also a highly infectious virus and has a high fatality rate.
这同样是一种传染性很强的病毒，并切有较高的致死率。
Rabbit Hemorrhagic Disease is a serious infectious disease that is harmful to rabbit production.
兔病毒性出血症是一种严重危害家兔生产的传染病。
Human mobility is a factor behind the spread of infectious diseases.
流动人口是导致传染病扩散的其中一个重要因素。
TB is a serious harm to human health of chronic infectious disease.
结核病是一种严重危害人类健康的慢性传染病。
Cold is a kind of infectious disease.
冷漠是一种传染病。
Cold is a kind of infectious disease.
冷漠是一种传染病。
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