The organisation had been under pressure not to declare a pandemic for such a mild virus.

之前世卫组织没有宣布此温和病毒所致流感为大流行承受了巨大的压力。

youdao

Human infections with Hendra virus range from mild influenza-like illness to fatal respiratory or neurological disease.

人类感染亨德拉病毒的症状从轻微的流感样病症到致命的呼吸道或神经系统疾病不同。

youdao

While suspect deaths in Mexico are being tested for H1N1, we don't know how many mild cases of virus there may have been in the affected region that have gone untested.

尽管墨西哥的疑似死亡病例正在接受H1N1检验，但现在还不知道在那些没有接受检验的受感染区域中到底有多少属于温和型病例。

youdao

"because the virus can spread rapidly, but what we're seeing so far is a pretty stable position as far as the virus is concerned, it's producing relatively mild illness in most people, but in a small proportion it's causing serious problems and we have in place the plans in our health care system to deal with those problems,".

VOA: standard.2009.07.31

The virus causes only a mild infection in children.

BBC: Flu vaccines for all children

Researchers are still trying to determine how easily the virus is transmitted person to person and it's too early to predict whether there will be a mild or serious pandemic, said Fukuda.

CNN: The story