We should revise our protectionist practices in trade, and promote free trade and competition.
我们应该修改我们的贸易保护主义做法,推广自由贸易和竞争。
It is because in the modern world, English is very widely used for business between different countries.
这是因为在现今世界,英语广泛应用于国与国之间的贸易往来。