existing alone or in a single unit
She made a single mistake on the test.
她在考试中只犯了一个错误。
for one person or thing
I booked a single room.
我预订了一个单人房。
not involved in a romantic relationship
He is single and looking for love.
他是单身,正在寻找爱情。
one way, not return
I need a single ticket to the game.
我需要一张去比赛的单程票。
referring to one particular item or person
I want to focus on a single issue.
我想专注于一个单一的问题。
a one-way ticket
I bought a single to the concert.
我买了一张音乐会的单程票。
a room for one person
The hotel offers single rooms for £60 per night.
这家酒店提供每晚60英镑的单人房。
a person who is not married
There are many singles in the club.
俱乐部里有很多单身人士。
a song released separately for sale
Their new single is very popular.
他们的新单曲非常受欢迎。
a one-dollar bill
I have a few singles in my wallet.
我的钱包里有一些零钱。
a game played against one opponent
She won the singles match in straight sets.
她以直落两盘赢得了单打比赛。
a hit that scores one run
a hit that only allows the player to reach first base