湾

例句：

1. 1. The sun sets over the wide estuary of the Yangtze River.
   太阳在长江宽阔的河口落下。
2. 2.The ship sailed into the sheltering harbor.
   船驶入了遮蔽的港口。
3. 3.The bay is home to a thriving fishing industry.
   这个海湾是繁荣的渔业基地。