Just as gold is only gold when it is of value, not only for exchange, but also for use, so the writers of universal history will only prove themselves of real value when they are able to answer the essential question of history: What is power?
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It wants much firmer enforcement of the rules, but also says copying material for private use should be made easier.
它希望对规则的执行力度要加大,但是作为私人使用的材料复制也应该得到更多宽容。
But large-scale pesticide use also raised real concerns for human health and the environment.
但是大规模使用杀虫剂也带来了对人体健康和环境的真正关注。
In the above example, we used numbered parameters, but you can also use named parameters for more complicated queries.
在上例中,使用了编号的参数,但是也可以使用指定参数以进行更复杂的查询。
But the library basement also has another use as a studio for making ceramic water filters for the developing world.
VOA: special.2009.06.22
He proposed that no more slaves be sold in the District of Columbia for use outside the federal district, but also proposed that slavery should not be ended in the district unless its citizens and those of Maryland approved.
VOA: special.2009.03.19
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