1.bankruptcy protection 破产保护
Of course GM is not the only US car firm in bankruptcy protection right now.
当然通用公司现在不是唯一的处于破产保护的美国汽车公司
2.natural gas 天然气
By 2100, we may have used up all our supplies of natural gas.
到2100年，我们可能已经用完了我们所有的天然气贮备。
3.political advertising 政治广告
The political advertising was a pattern of political communication.
政治广告是政治传播的一种方式。
4.chip designer 芯片设计商
A chip designer's worst enemy could turn out to be a powerful ally.
芯片设计师最大的敌人可能成为最有利的盟友。
