traden.贸易；交易；行业；同行；顾客；营业额；交易量v.做生意；从事贸易；购物；营业；(在证券交易所)交易；交换tradevmann.<美> 海军训练器具军士

1. That should be helping reduce the surplus.
   这有助于降低贸易顺差。
2. Japan's trade surplus increased rapidly over the last few years.
   日本的贸易顺差在过去几年里迅速增长。