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📕 rednote ID(小红书号):3881567312

once - 基础词汇详解 (共3个含义)

once 🔊
/wʌns/
adv., conj.
one time and not more than that.
A person holding a single movie ticket stub, with a big red checkmark drawn on it, against a plain background. Their other hand is holding up one finger (the index finger). Focus on the ticket and the single finger, symbolizing 'one time only'. Bright, clear lighting, realistic style. No text.
一次 🔊
yī cì
动词
表示某件事只发生了一次,不多不少就一次。
📁 分类:Time & Dates 🔖 等级:初级

📘 详细信息

📖 词根拆解
由‘one’(一)演变而来,加上了表示‘...次’的古英语后缀‘-es’或‘-s’,字面意思是‘一次’(one time)或‘一度’(one time in the past)。
💡 联想技巧
谐音‘万四’。想象你买彩票,只**赢了一次**(once),就赢了一万四。但机会只有一次(once),错过了就没了。
📖 例句
I've only seen that amazing movie once, but I remember all the lines. 🔊 那部精彩的电影我只**看过一次**,但我记住了所有台词。
🔗 固定搭配
once a week – 每周一次
🔄 同义词
one time (adv.) – 一次(更口语化)
🚫 反义词
never (adv.) – 从不
repeatedly (adv.) – 重复地,多次
🌱 派生词
once-over (n.) – 快速的查看或检查
📖 文化故事
想象一下,很久很久以前,人们想表达‘就一次’的时候,他们不是说‘once’,而是说‘anes’或‘ones’。听起来是不是像在数数‘一、二、三’里的‘一’?后来,为了让说话更快更顺口,这个词的发音慢慢变了样,成了我们今天说的‘once’。这个小小的变化,记录了语言是怎么像河流一样,在人们日常的交谈中悄然改道的。
once 🔊
/wʌns/
adv., conj.
at a time in the past; formerly.
A split-screen image. The left side shows a faded, sepia-toned photograph of a person in a ballet pose. The right side shows a modern, color photo of the same person (or a similar-looking person) in casual clothes, smiling and teaching a group of children. The contrast highlights 'once was' and 'now is'. Simple background. No text.
曾经 🔊
céng jīng
动词
表示过去某个时间点发生过的事或存在过的状态,但现在不是这样了。
📁 分类:Time & Dates 🔖 等级:初级

📘 详细信息

📖 例句
She once was a professional ballet dancer before she became a teacher. 🔊 在成为一名老师之前,她**曾经**是一名专业的芭蕾舞演员。
🔗 固定搭配
once upon a time – 从前(常用于故事开头)
🔄 同义词
formerly (adv.) – 从前,以前
🚫 反义词
now (adv.) – 现在
currently (adv.) – 目前
🌱 派生词
once 🔊
/wʌns/
adv., conj.
as soon as; when.
A hand poised to push the first tile in a line of standing dominoes. The action is about to happen. In the background, the rest of the dominoes are neatly spaced, ready to fall in a chain reaction once the first one is tipped. Sharp focus on the first domino and the hand, illustrating the moment 'once' an action is taken, consequences follow. Clean background. No text.
一旦 🔊
yí dàn
动词
用作连词,意思是‘只要...就...’、‘当...的时候’,表示只要某个条件发生,结果就会跟着发生。
📁 分类:Behaviors & Actions 🔖 等级:中级

📘 详细信息

📖 例句
Once you get used to it, waking up early becomes much easier. 🔊 **一旦**你习惯了,早起就会变得容易得多。
🔗 固定搭配
once in a while – 偶尔,间或
🔄 同义词
as soon as (conj.) – 一...就...
🚫 反义词
only if (conj.) – 只有...才...(强调唯一条件)
unless (conj.) – 除非,如果不
🌱 派生词
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