The EU is now acquiring greater assurance and authority.现在欧共体越来越有自信与权威性了。They had given an absolute assurance that it would be kept secret.他们信誓旦旦地保证将对此绝对保密。Masur led the orchestra with assurance.马苏尔神定气若地指挥乐团。...
Currency-conversion costs remain one of the biggest obstacles to cross-border trade.货币兑换成本仍是跨境贸易的最大障碍之一。Creative people are usually very determined and thrive on overcoming obstacles.富有创造力的人一般都意志非常坚定，能不断克服困难，事业蒸蒸日上。To su...