经济学人下载:空间探索:拂去尘埃(2)

例句:Private firms are willing to make large scale investments to help cure Russia's economic troubles.

私有企业愿意投巨资帮助俄罗斯渡过经济难关。

2.electric field 电场

例句:Even in fair weather, a very small electric field is present in Earth's atmosphere.

即使很好的天气情况下，地球大气层的电场依然存在。

3.precious metals 贵重金属

例句:Platinum and gold are precious metals.

铂和黄金是贵重金属。

4.get rid of 摆脱；除去

例句:I began to have a sinking feeling that I was not going to get rid of her.

我开始有一种永远也摆脱不了她的沮丧情绪。