| 例句 |
The greatest obstacle to economic progress has been mass unemployment.经济发展的最大障碍是大量失业。Tiredness was the biggest obstacle in the way of their attempt to rescue the climbers.疲劳是他们试图营救登山者的最大障碍。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。 |