The fossil fuels (coal and oil) are finite resources.化石燃料（如煤和石油）属于有限资源。The power stations burn coal from the Ruhr region.发电站烧的煤产自鲁尔地区。Acid rain is not straightforwardly attributable to the burning of coal.酸雨并非简单地由烧煤造成。...
...British Coal's proposed pit closures...英国煤炭公司建议关闭的矿井...gases produced by burning coal and oil.煤和油燃烧时产生的气体Acid rain is not straightforwardly attributable to the burning of coal.酸雨并非简单地由烧煤造成。The oversize is reduced...
We searched until we knew it would be pointless to continue.我们搜索又搜索，直到觉得继续下去也枉然时才罢手。Who wouldn't have preferred this with life so pointless, bitter and hopeless?谁不喜欢这样呢,生活既是那么无聊, 痛苦,无望!It is pointless to have a car ...
I came into contact with very bright Harvard and Yale students.我接触到一些非常聪明的哈佛和耶鲁的学生。He took a master's degree in economics at Yale.他选择了攻读耶鲁大学的经济学硕士学位。These two members of Yale's Class of '57 never miss a re...