not ordinary or usual

The car has a number of special safety features. 这辆汽车配备有一些特别的安全装置。

Is there anything special that you'd like to do today? 今天你有没有什么特别的事要做？

Passengers should tell the airline in advance if they have any special dietary needs. 乘客如有特殊的饮食需要，须事先向航空公司说明。

I don't expect special treatment - I just want to be treated fairly. 我并不指望得到特殊待遇——我只希望能受到公平对待。

Full details of the election results will be published in a special edition of tomorrow's newspaper. 选举结果的详细情况明天将刊登在报纸的特别版上。

I have a suit for special occasions. 我有一套专门在特殊场合穿的套装。

There's a special offer on peaches (UK also peaches are on special offer) (= they are being sold at a reduced price) this week. 蜜桃本周降价。

especially great or important, or having a quality that most similar things or people do not have

Could I ask you a special favour? 你能另外帮我一个忙吗？

I'm cooking something special for her birthday. 我要为她的生日准备一些别出心裁的菜。

having a particular purpose

Firefighters use special breathing equipment in smoky buildings. 消防员在烟雾弥漫的建筑物中使用专门的呼吸装置。

Some of the children have special educational needs. 其中一些孩子有特殊的教育需求。

You need special tyres on your car for snow. 雪地行车需要专门的轮胎。

She works as a special adviser to the president. 她是总统的特别顾问。

a television programme that is made for a particular reason or occasion and is not part of a series

a three-hour election night special 3个小时的选举之夜特别节目

a dish that is available in a restaurant on a particular day that is not usually available

Today's specials are written on the board. 今天的特色菜写在布告板上。

a product that is being sold at a reduced price for a short period

Today's specials include T-shirts for only $2.99. 今天的特价商品包括仅售2.99美元的Ｔ恤衫。