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They pressed themselves flat against the tunnel wall as the train approached.

火车接近时他们身体紧贴着隧道壁。

《牛津词典》

But more importantly, they can be used as a method to train the body's reaction to stressful situations and dampen the production of harmful stress hormones.

而更重要的是，可以利用这种呼吸练习法训练身体对压力环境的反应，抑制有害压力激素的产生。

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They stood silently, with tears in their eyes, as the train moved slowly past.

VOA: special.2010.01.07

"Men are now scared to harass women on the train as they know we are travelling in plainclothes and they might get caught, " she says.

BBC: Undercover patrols make Calcutta Metro safer for women

It was a competitive spot to claim, he recalls, and they had to be at a certain set of train doors right as they opened in order to get it.

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Most of us only come into contact with servicemen and women, if at all, as they transit through airports, train or bus stations on their way to a base or a deployment.

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