The disadvantage is that it is not universally available...缺点在于它并不是随处都可获得。A wide range of colours and patterns are available.各种颜色和样式都有。They are available in polished brass, antique brass or silver-plate.它们有哑铜的，古铜的和镀银的。Or...
They have only a vague idea of the amount of water available.他们只是大概知道可用水的总量。Other amenities, less commonly available, include a library and exercise room.还有一些不太常有的设施，包括图书馆和健身房。Cheap goods are available, but not in suffic...