英語で「4s」はどう発音する？
s
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「4s」を発音するのを聴く
Linguistic Pronunciation Masterclass: “4s”
Phonetic mechanics, syllable architecture, and conversational cadence
Syllable Architecture & Stress Distribution
s
Reduced vowel sound, relaxed jaw, and minimal vocal effort.
As a single-syllable word, "4s" 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 "4s" 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 "4s" carries the primary contrast or new information in a sentence.
Connected Speech & Natural Conversational Flow
When "4s" is followed by a word starting with a vowel, glide the final consonant into the opening vowel (e.g. "4s is" sounds like "4s-iz").
In natural sentences, avoid over-stressing "4s" unless it conveys the core contrast or focal point of your message.
Authentic Spoken Quotes from Native Video Context
“the 4S last year and some people are thinking this summer oh that's dreadfully boring yeah the summer or the”— WIREDWatch clip
“And 4s squared minus s squared over 4 is going to be equal to 3s squared over 4.”— Khan AcademyWatch clip
“3/4s. If a ball goes 2/3 only then a goal is given. This also is with the use”— TEDx TalksWatch clip
“4s? JEFFREY C. GROSSMAN: It would be if we had all the electrons.”— MIT OpenCourseWareWatch clip
“3/4s of our oil fuels Transportation 34 of our electricity Powers buildings and”— TED-EdWatch clip
“4s are getting discounted by a lot.”— YaleCoursesWatch clip
「4s」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。
the 4S last year and some people are thinking this summer oh that's dreadfully boring yeah the summer or the
文脈で聴く: “4s”
402 件のクリップThe 英語 word “4s”. Phonologically, it consists of 1 syllable (s), pronounced as a single stressed monosyllable. SayItVid indexes 402 authentic 英語 video clips demonstrating how native speakers articulate “4s” in natural connected speech across American (US: 8 sampled), British (UK), and Australian (AUS) accents, including verified broadcasts from WIRED, Khan Academy, TEDx Talks.
Spoken Video Transcripts & Contextual Quotes (5 Verified Clips)
- 🇺🇸 USWIREDClip #1 · @4:12
“parts and stuff kind of like we saw with the 4S last year and some people are thinking this summer oh that's dreadfully boring yeah the summer or the thinking this summer oh that's”
- 🇺🇸 USKhan AcademyClip #2 · @3:45
“just to be able to have a common denominator. And 4s squared minus s squared over 4 is going to be equal to 3s squared over 4. is going to be equal to 3s squared over 4.”
- 🇺🇸 USTEDx TalksClip #3 · @8:08
“gone one/ird out of the goal, 2/3 or 3/4s. If a ball goes 2/3 only then a goal is given. This also is with the use goal is given. This also is with the use”
- 🇺🇸 USMIT OpenCourseWareClip #4 · @60:45
“But which state is that? 4s? JEFFREY C. GROSSMAN: It would be if we had all the electrons. JEFFREY C. GROSSMAN: It would be if we had all the electrons.”
- 🇺🇸 USTED-EdClip #5 · @1:50
“oil although almost half is made from coal their uses are quite concentrated 3/4s of our oil fuels Transportation 34 of our electricity Powers buildings and the rest of both runs factories so very efficient”
発音が全く同じ単語（同音異義語）
固有の発音「4s」 には一般的な語彙において同音異義語がありません。
「4s」に関するよくある質問
「4s」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 402 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 “4s”?
Single-syllable words like "4s" 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 "4s" carries the primary contrast or new information in a sentence.