Central and western regions are the main focus.

中西部地区是重要区域。

Over the past four decades, the Ebola virus has devastated communities and fueled fear across central and western Africa.

在过去的四十年里，埃博拉病毒摧毁了许多社区，并在整个中非和西非引起恐慌。

The National Development and Reform Commission also calls for strengthening railway construction in central and western regions of the country.

国家发改委还指出要加强中西部地区的铁路建设。

The increase is particularly relevant to items related to manufacturing, producer services and those in the central and western regions.

增加目录尤其与制造业、生产性服务业和中西部地区有关的项目有关。

It's a further reverse for the Houthis who had been advancing rapidly into the central and western parts of the country after taking control of the capital Sana.

胡塞叛军曾在控制首都萨那后快速挺进该国中部和西部地区，这次挫败对该叛军来说是个转折点。

So it's already been detected in every lower 48 state, with the majority of cases occurring in the central and western parts of the country.

因此，美国本土 48 个州均已发现该病例，其中大多数病例发生在该国中部和西部地区。

The region originally covered by the Cerrado savanna in central and western Brazil was considered and fit for large scale agriculture until the 1970s when new research found ways of fixing nitrogen to the soil.

最初巴西中西部地区被塞拉多草原覆盖着，该区域一直被认为适合从事大规模农业，直到20世纪70年代，一项新的研究发现了将氮素固定在土壤中的方法。

There remained the Central and Western States, but there the choice of teachers was not large and in the end narrowed itself to Preston King, Henry Winter Davis, Owen Lovejoy, and a few other men born with social faculty.

中西部各州仍然存在，但教师的选择范围并不大，最终只剩下普雷斯顿·金、亨利·温特·戴维斯、欧文·洛夫乔伊和其他一些天生具有社交能力的人。