able to be bought or used

Is this dress available in a larger size? 这件衣服有大一号的吗？

Our autumn catalogue is now available from our usual stockists. 秋季商品目录现已推出，请到我们公司零售处索取。

There's no money available for an office party this year. 今年没有钱举办办公室聚会了。

It is vital that food is made available to the famine areas. 一定要把食品送到遭受饥荒的地区，这是至关重要的。

Do you have any double rooms available this weekend? 你们旅馆本周末有没有双人间？

If someone is available, they are not busy and therefore able to do something.

[ + to infinitive ] I'm afraid I'm not available to help with the show on the 19th. 19号的演出恐怕我没有时间来帮忙了。

Every available officer will be assigned to the investigation. 每一名可以调用的警官都将会被派去进行调查。