Factories do not have to pay for the damage caused by smoking chimneys .
工厂不必为烟囱排放浓烟造成的破坏承担责任。
At night , the house sang us quiet songs through the chimneys as we fell asleep .
到了晚上，房间会用烟筒轻轻地哼着歌伴我们入睡。
Few boats seem to arrive at its docks ; smoke emerges from only one of the factory chimneys .
没有几艘船抵达它的港口；这座城市的工厂烟囱中，只有一座有烟飘出。
These include wind turbines , capturing methane from sewage works and technology used in factory chimneys to destroy harmful industrial gases .
这些项目包括风力发电机、从下水道获取甲烷、以及用于过滤工厂烟囱内有害工业气体的技术。
Air pollution was not the most immediate of problems but the canopy of smoke that belched from industrial and domestic chimneys began to attract attention .
