英语中“caffeine”怎么发音
ˈkæ.fiːn
KA·feen
主重音： KA
在真实视频片段中，结合具体语境收听母语者发音 caffeine
Linguistic Pronunciation Masterclass: “caffeine”
Phonetic mechanics, syllable architecture, and conversational cadence
Syllable Architecture & Stress Distribution
KA
Tense long vowel with sustained acoustic resonance.
feen
Reduced vowel sound, relaxed jaw, and minimal vocal effort.
Primary emphasis falls on the first syllable ("KA"). Raise your pitch and sustain the vowel length on this syllable while relaxing the surrounding syllables.
Common Pronunciation Traps & Learner Mistakes
The Trap: Avoid pronouncing every vowel with full acoustic weight. Non-native speakers often over-enunciate unstressed vowels.
How Native Speakers Say It: Only give full vowel clarity to the primary stressed syllable. Relax all unstressed vowels into a neutral, low-energy schwa (⁄ə⁄).
Connected Speech & Natural Conversational Flow
When followed by a vowel, insert a subtle glide (/w/ or /j/) to connect into the subsequent word without an abrupt glottal stop.
In natural sentences, avoid over-stressing "caffeine" unless it conveys the core contrast or focal point of your message.
Authentic Spoken Quotes from Native Video Context
“Caffeine is a diuretic, so when you drink coffee, all you're doing is actually not adding fluid to the system.”— Native SpeakerWatch clip
“caffeine uh in in in different stance okay so I give some strategies on doing that caffeine effectively is detoxified”— Native SpeakerWatch clip
“caffeine we also need to consider the energy to transport the raw materials the electricity to grind the beans brew”— Native SpeakerWatch clip
“caffeine can make it obviously a little harder to fall asleep caffeine can make it harder to stay asleep”— Native SpeakerWatch clip
“caffeine for a few weeks um I cut out alcohol for a few weeks to get a good”— Native SpeakerWatch clip
“"Caffeine Informer" and a few other publications online deemed us the "world's strongest coffee" with caffeine levels.”— Native SpeakerWatch clip
练习朗读 “caffeine”
仔细聆听母语者发音，对着麦克风大声跟读整句，即时获取逐词精准度打分与反馈。
Caffeine is a diuretic, so when you drink coffee, all you're doing is actually not adding fluid to the system.
语境中聆听: “caffeine”
3,088 个视频片段The 英语 word “caffeine” is transcribed in the International Phonetic Alphabet (IPA) as ˈkæ.fiːn (phonetic respelling: KA-feen). Phonologically, it consists of 2 syllables (KA · feen), with primary lexical stress placed on the 1st (initial) syllable (KA). Grammatically, “caffeine” functions as a noun. SayItVid indexes 3,088 authentic 英语 video clips demonstrating how native speakers articulate “caffeine” in natural connected speech across American (US: 8 sampled), British (UK), and Australian (AUS) accents.
Spoken Video Transcripts & Contextual Quotes (5 Verified Clips)
- 🇺🇸 USClip #1 · @21:36
“And so you wake up dehydrated. Caffeine is a diuretic, so when you drink coffee, all you're doing is actually not adding fluid to the system. all you're doing is actually not adding fluid to the system.”
- 🇺🇸 USClip #2 · @25:59
“number two is to cycle it so use caffeine uh in in in different stance okay so I give some strategies on doing that caffeine effectively is detoxified okay so I give some strategies on doing”
- 🇺🇸 USClip #3 · @20:05
“if we get serious about measuring the total carbon footprint of each cup of caffeine we also need to consider the energy to transport the raw materials the electricity to grind the beans brew transport the raw materials the electricity to grind the beans brew”
- 🇺🇸 USClip #4 · @49:37
“different ways the first is that for most people caffeine can make it obviously a little harder to fall asleep caffeine can make it harder to stay asleep caffeine can make it harder to stay asleep”
- 🇺🇸 USClip #5 · @28:52
“the slob week experiment where I cut out caffeine for a few weeks um I cut out alcohol for a few weeks to get a good alcohol for a few weeks to get a good”
释义与含义: “caffeine”
- An alkaloid, C₈H₁₀N₄O₂, found naturally in tea and coffee plants, which acts as a mild stimulant on the central nervous system.
真实语境例句 (3)
- “For example, 0.100 grams of caffeine yield by combustion, by weight, 0.180 grammes of carbonic acid.”
- “Caffeine is a diuretic, so when you drink coffee, all you're doing is actually not adding fluid to the system.”
- “caffeine uh in in in different stance okay so I give some strategies on doing that caffeine effectively is detoxified”
常用短语与词组搭配
发音: “caffeine”
- Pronunciation:
- KA-feen
- 音节:
- KA · feen
- Written Hyphenation:
- caf · feine
- 主重音：
- KA
- IPA:
- ˈkæ.fiːn
- 语境中聆听
- caffeine
同韵押韵词： “caffeine”
-æfin发音完全相同（同音词）
独有发音在通用语料库中未收录与 "caffeine" (⁄ˈkæ.fiːn⁄) 完全同音的其他词汇。
关于 caffeine 的常见问题
“caffeine”用英语怎么发音？
“caffeine”的音标发音为 ⁄ˈkæ.fiːn⁄ (KA-feen)。通过上方母语者的真实视频片段，在自然对话语境中聆听其准确发音。
“caffeine”有多少个音节？
“caffeine”共有 2 个音节：KA · feen。
“caffeine”的重音在哪里？
“caffeine”的主重音落在“KA”上。在上方视频片段中留心聆听该重读音节。
“caffeine”是什么意思？
An alkaloid, C₈H₁₀N₄O₂, found naturally in tea and coffee plants, which acts as a mild stimulant on the central nervous system.
如何收听“caffeine”在真实英文句子中的用法？
本页面包含 3088 个带有同步双语字幕的真实视频例句。使用“上一条/下一条”（或方向键 ← / →）即可精准定位收听每个发音片段。
What is the most common pronunciation mistake when saying “caffeine”?
Avoid pronouncing every vowel with full acoustic weight. Non-native speakers often over-enunciate unstressed vowels. Only give full vowel clarity to the primary stressed syllable. Relax all unstressed vowels into a neutral, low-energy schwa (⁄ə⁄).