northeast trades

例句：

1. 1. Thenortheast trade is a significant part of the economy in this region.
   东北贸易是该地区经济的一个重要部分。
2. 2. The Northeast trade has been booming since the pandemic began.
   自疫情开始以来，东北贸易一直繁荣发展。
3. 3.The Northeast trade provides jobs and economic growth for many people in the region.
   东北贸易为该地区的许多人提供了就业机会和经济增长。