赖世雄英语新闻听力通 第57期:汽车废气会引发心脏病
时间:2018-12-28 作者:英语课 分类:赖世雄英语新闻听力通
英语课
(WASHINGTON, Reuters)Research shows that two hours of exposure to elevated levels of car emissions 1 raises the likelihood of a heart attack.
(路透社华盛顿电)研究显示,接触高浓度汽车排废气达两个小时时,会提高心脏病发作的可能性。
The risk of a heart attack increases 48 percent in the two hours after exposure and there is an increased risk even 24 hours after exposure.
接触废气两个小时之后,心脏病发作的危险性增加了4800,甚至经过廿四个小时之后也仍有增加心脏病发作的危险。
People should avoid going outside for a long period of time when air duality is poor.
空气质量差的时候,民众应该避免长时间外出。
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