On hearing that, I stepped back, let the door close, and allowed him to reopen the door, not using the automatic control this time.

听到这话，我退后一步让门关上，让他重新开门，不用门的自动控制装置。

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After decades of stagnation in malaria control, stepped up efforts are finally producing impressive results, including striking drops in transmission rates and deaths.

疟疾控制工作在数十年中停滞不前，强化的努力现在终于产生了显著的成果，包括传播率和死亡人数大幅度下降。

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When disease control efforts are stepped up, especially through the mass administration of medicines, causative agents are put under enormous stress, which is expressed as selective pressure.

当疾病控制努力逐步加强，尤其是通过大规模施用药物来控制疾病时，病原体被置于巨大的选择压力之下。

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But wherever the government has stepped in to control the Web, that freedom has been restricted or squelched.

FORBES: Above Democracy, And The Rule Of Law

Most importantly, the tragedy energized the growing majority of Americans who support stepped-up gun control.

CNN: 2013: America on the cusp of social change

In an editorial entitled "In the mouth of the epidemic, " Sueddeutsche says that tough measures must now be implemented, including stepped-up hygiene and control measures, culling infected herds, a ban on animal trade and imports as well as a comprehensive vaccination scheme.

CNN: Foot and mouth: crisis at the door