All this wet air is pulled in by a high pressure area over the Indian Ocean and a low pressure area to the south.

在印度洋上空，这潮湿的海洋空气被扯进高压区，并向南移向低压区。

youdao

In this paper, a detailed analysis is presented for the radial forces of gear pump with expended high pressure area. Some accuracy formulas are given.

本文详细地分析了具有扩大高压区结构的外啮合齿轮泵的径向力和传动扭矩，给出了其精确计算公式。

youdao

JT888 can effectively prevent the dispersion at high temperature and high temperature thickening, suitable for deep well, high temperature, high pressure area.

JT888能有效地防止高温分散和高温增稠，适应于深井、高温、高压地区使用。

youdao

All this wet air is pulled in by a high pressure area over the Indian Ocean and a low pressure area to the south.

VOA: special.2010.05.25

If the high pressure area expands to the south or the south-west, storms can be pulled to the west, hitting Mexico and the northern Gulf coast.

BBC: What will a hurricane do to the oil spill?

Usually, the prevailing south-westerly wind would take the ash cloud away from Europe and over the polar region, but a high-pressure area is bringing it over Europe, where it is sitting and barely moving as the ash spreads.

BBC: Volcano cloud threatens Formula 1 preparations

For what causes the cold snaps is when an area of high pressure sits over the continent and, well, just sits there.

FORBES: Why Wind Power Doesn't Work