Human-to-human transmission can easily occur, and pandemic will therefore break out.

很容易出现人际传播，而且会因此爆发大流行病。

youdao

After visiting Wuhan, Dr. Zhong spoke out frankly about human-to-human transmission and suggested evidence-based prevention.

在武汉之行后，钟南山医生坦率地说出了人际传播的事实，并建议采取循证预防措施。

youdao

There is no direct human-to-human transmission.

没有直接的人际传播。

youdao

The investigators say they found no evidence that the university's scientists cheated to prove the existence of human-caused climate change.

VOA: special.2010.04.27

Southern pro-slavery defenders are much more likely to stress a human's duty, than they're ever to stress a human's rights.

南方的亲奴主义者们,相比较人类的权利而言,更加强调人类的义务

耶鲁公开课 - 美国内战与重建课程节选

The kind of discipline and self-restraint necessary for an educated mind appears, for him, to be unequally divided among human beings.

那种受过教育者,所必备的纪律与自制，对他而言似乎是不平等地,区隔了人群。

耶鲁公开课 - 政治哲学导论课程节选

There has also been occasional human-to-human transmission, according to the World Health Organization.

FORBES: China H7N9 Bird Flu Cases Rise By Five; Four Provinces Report Illnesses In One Day

But the WHO says there is currently no evidence of human-to-human transmission of the virus.

BBC: WHO confirms five deaths from China bird flu

The World Health Organisation (WHO) said there was no evidence yet of human-to-human transmission.

BBC: China bird flu: Reported H7N9 cases rise to 60