这样，核电站和铁网再次相连，内部冷却泵重新启动，它们成为严重核辐射爆发前的最后防线。

That leaves reconnecting the plant to the grid and restarting the cooling pumps inside as the last line of defence before a major release of radiation.

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系统的光电传感器包括二极管泵浦激光指示器和远距离电子放大前视红外热像仪。

It has EO sensors, including a diode pumped laser designator and a long-range zoom FLIR.

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有一种突变的基因能够调控肿瘤细胞使其在化疗药物发挥作用前将药物泵出细胞外，从而具有抗药性。

One probably made the cancer drug-resistant by enabling the tumor cells to pump chemotherapy drugs right out of the cell before they could do their work.

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