12、there is no denying the fact that air pollution is an extremely serious problem :the city authorities should take strong measures to deal with it. 无可否认,空气污染是一...
There is no denying the fact that air pollution is an extremely serious problem: the city authorities should take strong measures to deal with it. 无可否认,空气污染是一个极...
Asked whether any particular papers had impelled the change, McNutt said: "The creation of the 'statistics board' was motivated by concerns broadly with the application of statistics and data analysis in scientific research and is part of Science's...
We can, therefore, come to the conclusion (that)从句 例:因此,我们得出结论,那就是世上自由最珍贵。 We can, therefore, come to the conclusion that nothing is so precious as fr...
63.take the lead 起带头作用 64.deforestation 森林砍伐 65.ecosystem 生态系统 66.According to its definition, the purpose of sustainable development is to meet the needs of the present without compromising the ability of future generations to meet th...
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