“壁垒”造句
降低贸易
壁垒导致出口商各自为政。
The lowering of trade barriers has led to a free-for-all among exporters.
关税和税收是自由贸易的最大
壁垒。
Duties and taxes are the most obvious barrier to free trade.
精神上、地理上的
壁垒都在热切的探索者面前退缩.
Mental as well as geographical horizons were receding before eager explorers.