pumping out and in

So, Cohen explains, ships fill massive onboard ballast tanks by pumping seawater in at one port and pumping it out at the next.

所以，Cohen解释道，轮船需要在一个港口把海水泵进巨大的压舱水柜，然后在下一个港口再泵出去。

Fast forward 10 or 15 years, and we commonly have 42 dual-processor systems running at 4ghz in a single rack, pumping out as many BTUs as a small furnace.

到15年的时间很快过去了，我们现在可以在单一机架内装42个4ghz的双处理器系统，这么多BTU，所产生的热量像个小火炉。

Public buildings in England and Wales are pumping out 11m tonnes of carbon dioxide a year, more than Kenya's entire carbon footprint, the Guardian can reveal.

据卫报报道，英格兰和威尔士的公共建筑每年约排出11000000吨二氧化碳，超过肯尼亚全国的碳排放量。