translation.en: When we visited, it gave some of the people we were with this strange little cough after being only there for just a few hours or so -- not just miners, but everybody.
translation.zh: 我们去到那里的时候，同行的一些人 莫名其妙地开始咳嗽 我们只在那里停留了几个小时－ 不仅是矿工，所有人都有同样症状。