While suspect deaths in Mexico are being tested for H1N1, is not yet known 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

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

In the central region of this biome, the weather is more mild because it is not near either the equator or the cold Antarctic.

在中部天气比较温和因为既不太靠近赤道也不太靠近南极。

youdao

And their findings about teen births, women's status and innovation depend on Scandinavia, a region with a mild and sensible culture that is equally evident among people of Scandinavian stock who live in America.

ECONOMIST: Brains bring ever larger rewards