经济学人下载: 技术移民逃离美国 奔向加拿大 (1)

1.trade for 以...换得
trade money for power
钱权交易
2.restriction限制
The government has agreed to lift restrictions on press freedom.
政府已经同意撤销对新闻自由的限制。
3.settle down 定居
One day I'll want to settle down and have a family
总有一天，我会想安定下来，成个家。
4.an array of 大量
The store had quite an array of leather shoes in stock.
这个商店有相当一批皮鞋现货。