to present food or drink to someone, like in a restaurant or at home
The waiter will serve the food to you.
服务员会为你上菜。
to be enough for a certain number of people
This cake will serve four people.
这块蛋糕可供四个人食用。
to work in a shop and help customers buy things
She is serving customers at the store.
她正在商店为顾客服务。
to be helpful or useful for a purpose or need
The information served its purpose.
这些信息发挥了其作用。
to provide a place with something it needs, like services or products
The city is well served by public transport.
这个城市的公共交通服务很好。
to work for someone or an organization, or to do one's duty
He served his country as a soldier.
他作为一名士兵为国家服务。
to act as a substitute for something else, especially when needed
The chair will serve as a table for now.
这把椅子暂时可以当桌子用。
to have a particular outcome or effect
The joke served to lighten the mood.
这个笑话有助于缓解气氛。
to spend time in prison as a punishment
He served time for his crimes.
他因犯罪服刑。
to formally give someone a legal document, like a court summons
The police served him with a warrant.
警方向他出示了逮捕令。
to start a game by hitting the ball
She served the ball with power.
她用力发球。
the act of starting a game by hitting the ball to your opponent
He won the match without losing a single serve.
他赢得比赛而没有失去一分发球。