These particulate creatures are hardly visible to the naked eyes.这些微小的生物肉眼几乎看不见。Visible particulate matter can be controlled by adequate regulations.对肉眼可见的颗粒物质的污染通过适当管理即可加以控制.Lungs retain relatively insoluble particulate...
The two principal combustion products are water vapor and carbon dioxide.两种主要的燃烧产物是水蒸气和二氧化碳。The car windows were fogged with vapor.车窗上满是雾气。When nitric acid is poured on copper, a brown vapor gives off.将硝酸倒在铜上, 会散发出一种棕色的蒸...
Objective : Now , the best Rx for CNS diseases, such as PD and AD , is transplanting neuralcells.神经细胞移植是中枢神经系统(centralnervoussystem,CNS) 退行性疾病 、 遗传性疾病和中枢神经系统损伤引起的神经系统功能障碍最佳的治疗方案....
In the sub - zero weather, their exhausts plumbed white in the grey streets.在严寒天气, 他们的排气管在灰色的街道上吐着缕缕白烟.Typical composition of the auto exhausts is given in Table IV - 6 .汽车尾气的典型成分示于表Ⅳ -6 中.Her book on child - care exhaus...
He had long unkempt hair and a stubbly chin.他的头发又长又乱，脸上胡子拉碴。The old beggar was dirty and unkempt.那个老乞丐蓬头垢面.The brick path to the door was hemmed in on either side by tall, unkempt boxwood hedges.通往门口的砖路两旁是高大、杂乱的黄杨树篱。...