1
the opener of [event/series]
The opener of the festival was a stunning firework display.
节日的开场是一场壮观的烟花表演。
首场；开场项目
先理解核心含义，再看它在真实句子里的用法。
首场；开场项目
the first event in a series
The opener of the festival was a stunning firework display.
节日的开场是一场壮观的烟花表演。
开启者；打开某物的人。
A person who opens something.
开启工具；特指开罐器或开瓶器。
A device that opens something; specifically a tin-opener/can-opener, or a bottle opener.
开始下注的玩家；开局叫注者。
The player who starts the betting.
足以使玩家开局下注的牌。
Cards of sufficient value to enable a player to open the betting.
Could you pass me the opener? I want to open this bottle of juice.
你能把开瓶器递给我吗？我想打开这瓶果汁。
My new kitchen set includes a can opener and a bottle opener.
我的新厨房套装包括一个开罐器和一个开瓶器。
This drawer is full of old openers, but none of them works well now.
这个抽屉里满是旧的开瓶器，但现在没有一个好用了。
The opener of the festival was a stunning firework display.
节日的开场是一场壮观的烟花表演。
作工具讲时，opener 也常出现在 bottle opener、can opener 等复合名词中。
She used a spoon as an opener for the paint can.
她用一把勺子当作开罐器来打开油漆罐。
Not this
Please opener the bottle for me.
Use this
Please open the bottle for me.
opener 是名词，表示“开瓶器”或“开场节目”；这里需要动词原形 open。不能把名词当动词用。
Not this
I bought a can opening.
Use this
I bought a can opener.
opening 作名词指“开口、开始”，opener 才指“开启工具”。表达“开罐器”要用 can opener。
Not this
I have two bottle opener in my bag.
Use this
I have two bottle openers in my bag.
opener 是可数名词，复数形式为 openers；two 后需用复数。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
赛季揭幕战
The team lost their season opener despite a strong lineup.
尽管阵容强大，该队还是输掉了赛季揭幕战。
主场揭幕战
Fans packed the stadium for the home opener.
球迷们挤满了体育场观看主场揭幕战。
开瓶器
Could you pass me the bottle opener?
你能把开瓶器递给我吗？
开罐器
I need a can opener to open this can of beans.
我需要一个开罐器来打开这罐豆子。
开场节目
The band played their new song as the show opener.
乐队以他们的新歌作为开场节目。
首先；作为开端
For openers, I'd like to thank everyone for coming.
首先，我要感谢大家的到来。
令人大开眼界的事物
The documentary was a real eye-opener about plastic pollution.
这部纪录片让人们对塑料污染大开眼界。
叫我以实玛利。
This is the opener of Herman Melville's 1851 novel Moby-Dick, one of the most famous first lines in literature.
这是赫尔曼·梅尔维尔1851年小说《白鲸记》的开篇句，也是文学中最著名的第一行之一。
这是最好的时代，这是最坏的时代……
This is the famous opener of Charles Dickens's A Tale of Two Cities (1859), a well-known cultural reference.
这是查尔斯·狄更斯《双城记》（1859）著名的开篇句，也是一个广为人知的文化引用。
Use opener naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 opener 想成 open（打开）+ er（者/物）：开瓶器打开瓶子，首场比赛‘打开’赛事，故名 opener。
语域：neutral 常见场景：体育赛事或演出季的首场、日常厨房或饮品场景 opener 作名词时通常指“揭幕战/开场演出”或“开瓶器/开罐器”，两种意思都比较常见：体育、娱乐语境常指第一场比赛或首演，日常口语里则多指开瓶器、开罐器。整体语域中性，正式写作和日常口语皆可使用。
这些词都不与 opener (/ˈəupənə/) 押韵。open 与 opener 开头都读 /əupən/；owner 以 /əu/ 开头，并以弱读 /nə/ 结尾；gardener 的词尾 'ener' 读作 /ənə/，和 opener 最后的 /ənə/ 接近；corner 和 runner 都以 /nə/ 结尾，但重读元音分别是 /ɔː/ 和 /ʌ/，与 opener 不同。注意 oven 的 o 读 /ʌ/，不是 /əu/，只是拼写相似。
Dictionary facts from ECDICT, WIKTIONARY.