32.四种“海湾”。gulf，bay，harbour，inlet
（1）gulf：深而长的大海湾。如：
the Gulf of Mexico 墨西哥湾
（2）bay：约半圆形的湾，大湖湾。如：
the bay of Bengal 孟加拉湾
（3）harbour：停船舶的港湾。如：
The ship was just outside of the harbour when the hurricane hit.(https://www.daowen.com)
飓风袭来时，这艘船正在海港外。
（4）inlet：小湾，海湾。如：
There are many small inlets along the coast of the mainland.
大陆沿岸有许多小海湾。