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.
不错，网站设计是很令用户使用舒适的，但是不能充分地被搜索引擎认识，结果是无法和搜索引擎能介绍的众多用户接触。
Good site design is very comfortable for the user, but you cannot adequately be search engine results is not known, and the search engine can contact many users described.
自来水公司也接到指令，不能再让人们接触被污染的水了。
The water companies were instructed not to expose people to polluted water any more.
销售的食品必须有防尘材料遮盖，设置隔离设施以确保食品不能被消费者直接触及，并具有禁止消费者触摸的标志。
The bulk food must be covered when selling and set up a separation to prevent the customer touching the food directly. The board "no touching" is necessary.
目的：证实采用接触镜专用标准透镜组标定的焦度计不能准确测定被测角膜接触镜的顶焦度。
Objective:To confirm that the lensometer adjusted by the special lenses group for contact lenses can't express the back vertex power of contact lenses.
在移动一个圆之后，被移动的圆在新位置上必须与另外两个圆接触，并且不能再被移动。
After moving a circle, the moved circle must touch the other two circles in the new position and won't be moved again.
在移动一个圆之后，被移动的圆在新位置上必须与另外两个圆接触，并且不能再被移动。
After moving a circle, the moved circle must touch the other two circles in the new position and won't be moved again.
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