1
a [color] blazer
He wore a navy blazer to the party.
他穿了一件藏青色休闲西装外套去参加聚会。
运动上衣；休闲西装外套
先理解核心含义，再看它在真实句子里的用法。
运动上衣；休闲西装外套
a lightweight single-breasted jacket, often striped in the colors of a club or school
He wore a navy blazer to the party.
他穿了一件藏青色休闲西装外套去参加聚会。
一种轻便的半正式夹克,尤指带有彩色条纹、装饰边或胸袋徽章的,作为校服或体育赛事着装的一部分。
A lightweight semi-formal jacket, especially one with coloured stripes, decorated edges, or a badge on the breast pocket, worn as part of a school uniform or at a sports event.
开拓道路的人或事物；先驱,开拓者。
A person or thing that blazes a trail; a pioneer, a trailblazer.
He wore a navy blazer to the job interview.
他穿了一件藏青色西装夹克去参加求职面试。
The students all wear blazers with the school crest.
学生们都穿着带有校徽的西装夹克。
She bought a new blazer for the conference.
她为这次会议买了一件新的西装夹克。
He wore a navy blazer to the party.
他穿了一件藏青色休闲西装外套去参加聚会。
blazer 常指带有学校或俱乐部颜色、徽章或条纹的休闲西装外套；可数名词，复数加 -s。
Their school blazers are dark green and gold.
他们的校服休闲西装外套是深绿色和金色的。
She wore a blazer in school colors.
她穿着一件带有学校代表色的休闲西装外套。
这里 in 表示“穿着”，强调状态。
The coach was in a striped blazer.
教练穿着一件条纹休闲西装外套。
Not this
I bought blazer yesterday.
Use this
I bought a blazer yesterday.
blazer 是可数名词，单数形式前必须加限定词（如 a），中文没有冠词，学习者容易漏掉。
Not this
He is with a blazer today.
Use this
He is in a blazer today.
表示“穿着”时，英语用 be in 或 be wearing，而不用 with；with 表示“带有”，不表示穿衣。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
藏青色西装外套
She wore a navy blazer with white jeans.
她穿了一件藏青色西装外套，搭配白色牛仔裤。
校服外套
All students must wear the school blazer in winter.
冬天所有学生都必须穿校服外套。
条纹西装外套
The team captain had a striped blazer with gold buttons.
队长有一件带金色纽扣的条纹西装外套。
穿西装外套
You do not need to wear a blazer for the ceremony.
参加典礼不需要穿西装外套。
双排扣西装外套
He adjusted the buttons on his double-breasted blazer.
他整理了一下双排扣西装外套的纽扣。
亚麻西装外套
A linen blazer is perfect for summer weddings.
亚麻西装外套非常适合夏季婚礼。
Use blazer naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
音似“不累着”：穿上 blazer 这款休闲西装外套，活动自在不累着。
语域：neutral 常见场景：选购服装时、谈论校服或俱乐部制服时 通常指轻便的单排扣休闲西装外套，多用于学校、俱乐部或半正式场合。日常说到衣服时语气中性，不算正式也不算口语化。
这些词与 blazer 的 /ˈbleizə/ 押韵：laser、razor、raiser 和 gazer。注意：blizzard（/ˈblɪzəd/）拼写相似但发音不同，不押韵；美式英语中 eraser 读作 /ɪˈreɪsər/，也不押韵。
Dictionary facts from ECDICT, WIKTIONARY.