n.伺服系统，旋转加速前向反馈技术，拉夫，加速系统，勒夫

Raffle tickets were distributed among the guests at the charity event.
在慈善活动中，抽奖券分发给了宾客们。
The winner of the raffle will receive a luxurious vacation package.
抽奖的赢家将得到一个豪华度假套餐。
He purchased a dozen raffle tickets in hope of winning the grand prize.
他买了一打抽奖券，希望赢得大奖。
The school organized a raffle to raise funds for the new library.
学校组织了一场抽奖活动，为新图书馆筹款。
The raffle committee carefully checked each entry to ensure fairness.
抽奖委员会仔细检查每一份参赛作品以保证公正。
She was ecstatic when her name was drawn as the lucky raffle winner.
当她的名字被抽中成为幸运抽奖者时，她欣喜若狂。
The local sports team held a raffle to support their community outreach program.
当地运动队举办了一场抽奖，以支持他们的社区服务项目。
Participants had to be present at the event to claim their raffle prizes.
参与者必须亲临现场才能领取抽奖奖品。
The raffle rules stated that no substitutions or transfers were allowed.
抽奖规则规定不允许替换或转让奖品。
The annual Christmas raffle brought joy and excitement to the whole neighborhood.
每年的圣诞抽奖给整个社区带来了欢乐和期待。