middle water trawler

例句：

1. 1. The middle watertrawler is a type of fishing vessel that uses nets to catch fish in the middle of the water.
   中水拖网渔船是一种使用网来在水面中间捕鱼的渔船。
2. 2. The middle water trawlers are commonly used for commercial fishing in areas with abundant marine resources.
   中水拖网渔船通常用于商业渔业，特别是在拥有丰富海洋资源的地区。
3. 3.The middle water trawlers have a significant impact on the ecosystem by disturbing the balance of marine life.
   中水拖网渔船对生态系统造成了显著的影响，扰乱了海洋生物的平衡。