缩写是“S”，中文表示：“单一的”。
例如
Every single house in town had been damaged
镇上每栋房子都遭到了破坏。
Is it difficult being a single mother?
做单身妈妈难吗
The price of a single ticket is thirty-nine pounds.
单程票的价格是39英镑。
Kids today don't buy singles
现在的孩子都不买单曲唱片了。
Boris Becker of Germany won the men's singles
德国的鲍里斯·贝克尔赢得男单冠军。
