英語で「isotopes」はどう発音する？
ˈaɪ.səˌtoʊps
EYE·sə·tohps
第1強勢： EYE
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「isotopes」を発音するのを聴く
Linguistic Pronunciation Masterclass: “isotopes”
Phonetic mechanics, syllable architecture, and conversational cadence
Syllable Architecture & Stress Distribution
EYE
Gliding diphthong with sustained vocal resonance.
sə
Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.
tohps
Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.
Primary emphasis falls on the first syllable ("EYE"). Raise your pitch and sustain the vowel length on this syllable while relaxing the surrounding syllables.
Common Pronunciation Traps & Learner Mistakes
The Trap: Pronouncing a hard, aspirated [tʰ] in casual conversation can sound overly formal in North America.
How Native Speakers Say It: In American English, a single "t" between vowels quickly taps against the alveolar ridge like a soft "d" ([ɾ]). In British English, maintain a crisp aspirated [tʰ].
Connected Speech & Natural Conversational Flow
When "isotopes" is followed by a word starting with a vowel, glide the final consonant into the opening vowel (e.g. "isotopes is" sounds like "isotopes-iz").
Maintain the stress-timed rhythm of English: compress unstressed syllables rapidly so the beat of "isotopes" aligns naturally with adjacent words.
Authentic Spoken Quotes from Native Video Context
“isotopes. So let's imagine now that N1 was, let's say, radium, which exists all throughout the soil and rocks;”— MIT OpenCourseWareWatch clip
“isotopes of these molecules.”— YaleCoursesWatch clip
“isotopes and so on you just can't do that in biology so I'm happy that the”— Harvard UniversityWatch clip
“Isotopes are atoms that have the same number of protons but different numbers of neutrons.”— SciShowWatch clip
“Isotopes in the used or spent nuclear fuel once separated is entirely weapons”— StanfordWatch clip
“Isotopes like strontium 90, cesium 137 ruthenium 106, americium 241 these are”— TEDx TalksWatch clip
「isotopes」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。
isotopes. So let's imagine now that N1 was, let's say, radium, which exists all throughout the soil and rocks;
文脈で聴く: “isotopes”
742 件のクリップThe 英語 word “isotopes” is transcribed in the International Phonetic Alphabet (IPA) as ˈaɪ.səˌtoʊps (phonetic respelling: EYE-sə-tohps). Phonologically, it consists of 3 syllables (EYE · sə · tohps), with primary lexical stress placed on the 1st (initial) syllable (EYE). Grammatically, “isotopes” functions as a noun. SayItVid indexes 742 authentic 英語 video clips demonstrating how native speakers articulate “isotopes” in natural connected speech across American (US: 8 sampled), British (UK), and Australian (AUS) accents, including verified broadcasts from MIT OpenCourseWare, YaleCourses, Harvard University.
Spoken Video Transcripts & Contextual Quotes (5 Verified Clips)
- 🇺🇸 USMIT OpenCourseWareClip #1 · @65:13
“to describe the production and the destruction of these three isotopes. So let's imagine now that N1 was, let's say, radium, which exists all throughout the soil and rocks; So let's imagine now that N1 was, let's say,”
- 🇺🇸 USYaleCoursesClip #2 · @44:55
“Zenon-133, Technetium-99, Iodine-123, these are unstable isotopes of these molecules. So, with a certain frequency, they will decay back to their more stable form. they will decay back to their more stable form.”
- 🇺🇸 USHarvard UniversityClip #3 · @23:26
“we're comfortable in a nuclear model sequestering scientists locking up isotopes and so on you just can't do that in biology so I'm happy that the w-h-o will be involved this week in looking at this this case I think”
- 🇺🇸 USSciShowClip #4 · @3:16
“But there was a problem—the isotopes of gold that mercury turned into were radioactive. Isotopes are atoms that have the same number of protons but different numbers of neutrons. They’re the same element, just lighter or heavier.”
- 🇺🇸 USStanfordClip #5 · @9:26
“239 and what's very important to realize is this mixture of Isotopes plutonium Isotopes in the used or spent nuclear fuel once separated is entirely weapons usable okay it's not wonderful weapons material there are problems with it uh”
意味と定義: “isotopes”
- Variants of a particular chemical element which have the same number of protons but different numbers of neutrons.
動画内の例文 (3)
- “Carbon-14 and Carbon-12 are well-known isotopes used in scientific research.”
- “isotopes. So let's imagine now that N1 was, let's say, radium, which exists all throughout the soil and rocks;”
- “isotopes of these molecules. So, with a certain frequency, they will decay back to their more stable form.”
よく使われるフレーズ・コロケーション
発音: “isotopes”
- Pronunciation:
- EYE-sə-tohps
- 音節:
- EYE · sə · tohps
- Written Hyphenation:
- i · so · topes
- 第1強勢：
- EYE
- IPA:
- ˈaɪ.səˌtoʊps
- 文脈で聴く
- isotopes
押韻・ライミングワード： “isotopes”
-aɪsəˌtoʊps発音が全く同じ単語（同音異義語）
固有の発音「isotopes」 (⁄ˈaɪ.səˌtoʊps⁄) には一般的な語彙において同音異義語がありません。
「isotopes」に関するよくある質問
「isotopes」の英語の発音は？
「isotopes」の発音記号は ⁄ˈaɪ.səˌtoʊps⁄ (EYE-sə-tohps) です。上のネイティブ動画クリップを再生して、実際の会話におけるリアルな発音を聞いてみましょう。
「isotopes」の音節（シラブル）数はいくつですか？
「isotopes」には 3 つの音節があります：EYE · sə · tohps。
「isotopes」のアクセント（強勢）はどこですか？
「isotopes」の第1強勢（主アクセント）は「EYE」にあります。動画内の強勢の置かれ方に注目して聴いてみてください。
「isotopes」の意味は何ですか？
Variants of a particular chemical element which have the same number of protons but different numbers of neutrons.
「isotopes」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 742 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 “isotopes”?
Pronouncing a hard, aspirated [tʰ] in casual conversation can sound overly formal in North America. In American English, a single "t" between vowels quickly taps against the alveolar ridge like a soft "d" ([ɾ]). In British English, maintain a crisp aspirated [tʰ].