需上漆的表面要无油脂、尘污和松散物质，新建的墙壁需充分干透。
The coating surface must not have the fat, the dust dirty and the loose material, the newly built wall needs fully bone dry.
尘污和静止的空气象一个罩子一样覆盖著洛杉矶，逐渐形成了一个浓密的带有臭味的，雾蒙的烟层。
The dirty, still air covers los angeles like a blanket , gradually building up into a thick, smelly, foggy, smokelike layer.
埃莉斯·琼斯已经注意到“一片白色尘污”在她的菜上，那意味着在洗碗机的洗涤剂里磷酸盐被降低。
Elise Jones has noticed "a white dusty film" on her dishes and attributes it to reduced phosphates in dishwasher detergent.
家用电器制造商美诺公司开展的“让生活更清洁”研究显示，我们在清洁上犯了很多错误，而且用许多办法来遮盖尘污。
The Cleaner Living study by domestic appliance manufacturer Miele revealed a host of cleaning errors we make and ways in which we try to hide the dirt away.
家用电器制造商美诺公司开展的“让生活更清洁”研究显示，我们在清洁上犯了很多错误，而且用许多办法来遮盖尘污。
Thee Cleaner Living study by domestic appliance manufacturer Miele revealed a host of cleaning errors we make and ways in which we try to hide the dirt away.
不但会堵塞石材呼吸的毛细孔，还会沾上污尘形成腊垢，造成景观石表面产生黄化现象。
Not only will the wool stoma block stone breathing, still can with WuChen wax scale formation, landscape stone surface produce yellowing phenomenon.
不但会堵塞石材呼吸的毛细孔，还会沾上污尘形成腊垢，造成景观石表面产生黄化现象。
Not only will the wool stoma block stone breathing, still can with WuChen wax scale formation, landscape stone surface produce yellowing phenomenon.
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