what is Trade Barrier?请帮忙用英文解释一下什么是贸易壁垒,以及欧美商品是如何打入中国市场的?最好是用英语的?

what is trade what is the international trade What is international trade用英语解释“国际贸易”的含义. explain Free Trade Agreementexplain what a free trade agreement is.explain the term trade liberalization' and where free trade agreements fit into this process.list 3 possible benefits of free trade agreement for a country such as australia why insurance is so important in the international trade?what is your opinion?用英语回答, life is a trade what is the contact of 'TOIs International Commerce & Trade Ltd.(China)'? question:what is2011International Trade Fair of Advertising Goods and Services? what is the main reason why the world trade centre is know as the united nations of commerce? 英语翻译What is trade finance?Trade finance magazine 12 NOV 2009Trade Finance has been reviewing the global trade market since 1983.The remit of what we cover is somewhat broad,and as the market evolves to meet the requirements of financing globa trade TRADE trade TRADE trade trade trade trade