A hundred years ago, nearly everyone was infected with H. pylori. But the use of antibiotics has beaten back the bug.

一百年前，几乎每个人都会感染幽门螺旋杆菌，但抗生素的出现减少了它的感染率。

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Once you have been infected with H. pylori, the bacteria tends to cause a long period of low-grade inflammation in the stomach.

一旦你感染了幽门螺杆菌，它会在你的胃里长期存在，而只造成较小的炎症。

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The function name starts with h because it combines pictures horizontally, and the next letter is c because the pictures are centered vertically.

函数名打头的h意思是水平组合（horizontally），而接下来的c表示竖直居中（centeredvertically）。

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Mark Hurd was out. Investigators said he had falsified expense records to hide spending on a woman who worked with H-P.

VOA: special.2010.08.13

And we give different names, depending on what kind of electrons we're dealing with, so, for example, with h c l here, we can talk about having bonded versus lone pair electrons.

我们还起了不同的名字，给我们要处理的不同类型的电子，以氯化氢为例，我们来介绍一下成键电子与孤对电子。

麻省理工公开课 - 化学原理课程节选

H2 So the simplest case we can think of is with h 2 where we have two unpaired electrons, each in a 1 s orbital of a separate h atom.

最容易想到的例子是2,我们有两个未配对电子，每个都在一个分开的1s轨道上。

麻省理工公开课 - 化学原理课程节选

Found near Professor Potts' fossil were hand-axes, typical of those associated with H. erectus.

BBC: NEWS | Science/Nature | Skull fuels Homo erectus debate

And we ended up logging 1.3 million hours, with the partnership with H.

FORBES: CSR@Intel: H.R., Communications, and Talent Management All Take Responsibility

In the decades that followed, the experiments that first she and then her student Dr Corkin conducted with H.

ECONOMIST: H.M.