英語で「c13」はどう発音する？
c
実際の動画クリップの中でネイティブが文脈に合わせて「c13」を発音するのを聴く
Linguistic Pronunciation Masterclass: “c13”
Phonetic mechanics, syllable architecture, and conversational cadence
Syllable Architecture & Stress Distribution
c
Reduced vowel sound, relaxed jaw, and minimal vocal effort.
As a single-syllable word, "c13" receives full primary stress when spoken in isolation, though it may take a reduced weak form in connected speech when acting as a function word.
Common Pronunciation Traps & Learner Mistakes
The Trap: Single-syllable words like "c13" carry primary acoustic prominence in isolation, but can be swallowed in rapid connected speech.
How Native Speakers Say It: Sustain vowel clarity without rushing into the trailing consonant. Elevate pitch slightly when "c13" carries the primary contrast or new information in a sentence.
Connected Speech & Natural Conversational Flow
When "c13" is followed by a word starting with a vowel, glide the final consonant into the opening vowel (e.g. "c13 is" sounds like "c13-iz").
In natural sentences, avoid over-stressing "c13" unless it conveys the core contrast or focal point of your message.
Authentic Spoken Quotes from Native Video Context
“I've measured a lot of C13 isotope effects, using a mass spectrometer, based on differences in natural abundance and changes.”— MIT OpenCourseWareWatch clip
“Now here's a paper from 1959, which first noted something interesting about these C13-H coupling constants, that they”— YaleCoursesWatch clip
“see a normal distribution of for example heavy carbon C13 or c14 to C12 and we'll”— StanfordWatch clip
“c13 has just one extra neutron and like carbon 14 it forms naturally but it's pretty rare plants don't really store it so there isn't much of it in fossil”— SciShowWatch clip
“light and in the stagnant pools they get very heavy in C13 so then what that opened my eyes up to um jacqu has always been interested”— Harvard UniversityWatch clip
“C13 and missiles like these are used to hit ground targets you cannot expect an”— Native SpeakerWatch clip
「c13」のスピーキング練習
ネイティブの発音を聞き、マイクに向かってセンテンスを復唱すると、リアルタイムで単語ごとの発音精度スコアが表示されます。
I've measured a lot of C13 isotope effects, using a mass spectrometer, based on differences in natural abundance and changes.
文脈で聴く: “c13”
22 件のクリップThe 英語 word “c13”. Phonologically, it consists of 1 syllable (c), pronounced as a single stressed monosyllable. SayItVid indexes 22 authentic 英語 video clips demonstrating how native speakers articulate “c13” in natural connected speech across American (US: 8 sampled), British (UK), and Australian (AUS) accents, including verified broadcasts from MIT OpenCourseWare, YaleCourses, Stanford.
Spoken Video Transcripts & Contextual Quotes (5 Verified Clips)
- 🇺🇸 USMIT OpenCourseWareClip #1 · @25:05
“if you have something that's really accurate, which we do. I've measured a lot of C13 isotope effects, using a mass spectrometer, based on differences in natural abundance and changes. using a mass spectrometer, based on differences”
- 🇺🇸 USYaleCoursesClip #2 · @1:37
“So you see that. Now here's a paper from 1959, which first noted something interesting about these C13-H coupling constants, that they interesting about these C13-H coupling constants, that they”
- 🇺🇸 USStanfordClip #3 · @14:43
“you might um fractionate Isotopes you might see that because um you would not see a normal distribution of for example heavy carbon C13 or c14 to C12 and we'll mention that again in a few moments um an atmospheric disequilibrium um I think”
- 🇺🇸 USSciShowClip #4 · @7:23
“letters he suggested we just look at a different isotope of carbon carbon 13 or c13 has just one extra neutron and like carbon 14 it forms naturally but it's pretty rare plants don't really store it so there isn't much of it in fossil pretty rare plants don't really store it so there isn't much of it in fossil”
- 🇺🇸 USHarvard UniversityClip #5 · @64:03
“algae they very productive but the flux is enough to deliver carbon so they stay light and in the stagnant pools they get very heavy in C13 so then what that opened my eyes up to um jacqu has always been interested C13 so then what that opened my eyes up to um jacqu has always been interested”
発音が全く同じ単語（同音異義語）
固有の発音「c13」 には一般的な語彙において同音異義語がありません。
「c13」に関するよくある質問
「c13」が実際に使われている文を聞くには？
このページには、字幕付きの動画例文が 22 件収録されています。「前へ / 次へ」（または矢印キー ← / →）を使って発音される瞬間をピンポイントで再生できます。
What is the most common pronunciation mistake when saying “c13”?
Single-syllable words like "c13" carry primary acoustic prominence in isolation, but can be swallowed in rapid connected speech. Sustain vowel clarity without rushing into the trailing consonant. Elevate pitch slightly when "c13" carries the primary contrast or new information in a sentence.