n.开瓶器，开启的工具，揭幕赛，开场戏，开球员，首位击球员

原形：opener复数：openers

He bought a bottle opener yesterday.
他昨天买了个开瓶器。
We won the opener 3 -2.
我们以3:2赢了揭幕赛。
Mary scored the opener.
玛丽首先得分。
He used a can opener to open the tin of beans.
他用开罐器打开了那罐豆子。
The opener for the concert was a local band that got the crowd excited.
音乐会的开场表演是一支让观众兴奋不已的本地乐队。
She practiced her serve as the tennis match opener.
她在网球比赛开始前练习发球作为开场。
The keynote speaker acted as the perfect opener for the conference.
主题演讲者为会议做了一个极好的开场。
The opener episode of the TV series set the tone for the entire season.
电视剧的首播集为整个季度定下了基调。
He always uses a bottle opener to avoid chipping his nails.
他总是用开瓶器开瓶，以免弄断指甲。
The comedy sketch served as an icebreaker and mood lifter for the event's opener.
相声小品起到了活动开场的破冰和提气氛的作用。
The baseball game's opener saw the home team scoring a homerun in the first inning.
棒球比赛的首局，主队就在第一局击出了全垒打。
The new product launch started with an impressive video as its opener.
新产品发布会以一段令人印象深刻的视频作为开场。
As the debate's opener, she presented a compelling argument that set the stage for the rest of the discussion.
作为辩论的开场发言人，她提出了一项引人注目的论点，为后续讨论奠定了基础。