decoration既是可数名词又是不可数名词。不可数名词：装饰，装潢；可数名词：装饰物，装饰品；可数名词：勋章；奖章。

扩展资料

With its simple decoration, the main bedroom is a peaceful haven.

主卧室装饰简单，像一处宁静的港湾。

It was a building without any adornment or decoration.

这是一幢没有任何装潢或粉饰的大楼。

He gave Stephanie a free hand in the decoration.

他放手让斯蒂芬妮全权负责装修一事。

His genius was not confined to the decoration of buildings.

他的天赋不单体现在建筑物的装饰上。