通风或过滤，甚至两者相结合，都不能将室内接触烟草烟雾降低到被认为可接受的程度。
Neither ventilation nor filtration, even in combination, can reduce tobacco smoke exposure indoors to levels that are considered acceptable.
除此之外，疾病控制中心称接触原油和分散剂所造成的健康影响一时还不能弄清，但在受灾民众中有可能被低估。
Furthermore, the CDC concluded that the health effects from exposure to crude oil and dispersants aren't understood at this time and are likely to be underestimated in affected communities.
不能接触现实状况，这也是EA团队被视作“象牙塔”架构的一个主要原因。
This is one of the main reasons the EA teams are seen as "white tower" architects that have lost touch with reality.
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