Yet virtually no providers of goods or services rely on this alone, which using paid advertising instead.
然而,几乎没有任何商品或服务的供应商仅仅依靠这一点,而是使用付费广告。
"The evidence for using kites to move large stones is no better or worse than the evidence for the brute force method," Gharib says.
“使用风筝来移动大石头的证据和使用蛮力方式的证据差不多。” Gharib 说。
Extensive research and testing has since demonstrated that well-managed indoor residual spraying programmes using DDT pose no harm to wildlife or to humans.
自那时以来,广泛的研究和试验已证明妥善管理的使用滴滴涕室内喷洒规划对野生动植物或人类不造成危害。
But beyond what is necessary for these purposes, there will be no invasion, no using of force against or among the people anywhere."
VOA: special.2009.07.30
No. Everybody's been using that, sort of since time immemorial or at least since the sixteenth century.
不,每个人都在用它,这个进程可能可以追溯到太古时期,不过至少16世纪。
So, for example, when people, and we'll talk about this next class, were looking at different characteristics spectra of different atoms, what they were seeing is that it appeared to be these very discreet lines that were allowed or not allowed for the different atoms to emit, but they had no way to explain this using classical physics.
举个例子,当大家看到,不同原子的特征光谱时,他们看到的是一些分离的线,那可以使不同的原子,发射或不发射出去,但是这些无法用经典物理来解释。
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