Cách phát âm "luminol" trong tiếng Anh
ˈluːmɪnɒl
LOO·mih·nol
Trọng âm chính: LOO
Nghe người bản ngữ nói luminol theo ngữ cảnh trong các đoạn video thực tế
since the chemical’s high sensitivity is a double-edged sword. Not only does luminol react to very old bloodstains, with some cases showing chemoluminescence on objects thousands of years old, with some cases showing chemoluminescence on objects thousands of years old,
Linguistic Pronunciation Masterclass: “luminol”
Phonetic mechanics, syllable architecture, and conversational cadence
Syllable Architecture & Stress Distribution
LOO
Tense long vowel with sustained acoustic resonance.
mih
Reduced vowel sound, relaxed jaw, and minimal vocal effort.
nol
Reduced vowel sound, relaxed jaw, and minimal vocal effort.
Primary emphasis falls on the first syllable ("LOO"). 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 "luminol" is followed by a word starting with a vowel, glide the final consonant into the opening vowel (e.g. "luminol is" sounds like "luminol-iz").
Maintain the stress-timed rhythm of English: compress unstressed syllables rapidly so the beat of "luminol" aligns naturally with adjacent words.
Authentic Spoken Quotes from Native Video Context
“Not only does luminol react to very old bloodstains, with some cases showing chemoluminescence on objects thousands of years old,”— TED-EdWatch clip
“What we don't see with our naked eye we could find later on with chemicals like luminol or BlueStar.”— WIREDWatch clip
“replace luminol it uses infrared light to detect traces of invisible blood but no matter what new technology”— Smithsonian ChannelWatch clip
“This is a molecule known as luminol sitting in a little bile.”— MIT OpenCourseWareWatch clip
“the vehicle that Allison drove was examined and sprayed with luminol, which reacts with blood, it was obvious that”— 7 News SpotlightWatch clip
“luminol molecules rapidly oxidize, become excited, and emit a faint blue-white glow as they return to their normal state.”— TED-EdWatch clip
Luyện phát âm từ “luminol”
Nghe người bản xứ phát âm, ghi âm giọng nói của bạn khi lặp lại câu vào micro và nhận điểm chính xác từng từ trong thời gian thực.
Not only does luminol react to very old bloodstains, with some cases showing chemoluminescence on objects thousands of years old,
Nghe theo ngữ cảnh: “luminol”
33 đoạn clipThe Tiếng Anh word “luminol” is transcribed in the International Phonetic Alphabet (IPA) as ˈluːmɪnɒl (phonetic respelling: LOO-mih-nol). Phonologically, it consists of 3 syllables (LOO · mih · nol), with primary lexical stress placed on the 1st (initial) syllable (LOO). Grammatically, “luminol” functions as a noun, verb and acts as an English heteronym where syllable stress shifts between noun (initial-syllable stress) and verb (second-syllable stress) usage. SayItVid indexes 33 authentic Tiếng Anh video clips demonstrating how native speakers articulate “luminol” in natural connected speech across American (US: 8 sampled), British (UK), and Australian (AUS) accents, including verified broadcasts from TED-Ed, WIRED, Smithsonian Channel.
Spoken Video Transcripts & Contextual Quotes (5 Verified Clips)
- 🇺🇸 USTED-EdClip #1 · @3:44
“since the chemical’s high sensitivity is a double-edged sword. Not only does luminol react to very old bloodstains, with some cases showing chemoluminescence on objects thousands of years old, with some cases showing chemoluminescence on objects thousands of years old,”
- 🇺🇸 USWIREDClip #2 · @4:58
“gets lighter and lighter as we move along. What we don't see with our naked eye we could find later on with chemicals like luminol or BlueStar. we could find later on with chemicals”
- 🇺🇸 USSmithsonian ChannelClip #3 · @1:30
“stains a new type of forensic camera is being developed that could someday replace luminol it uses infrared light to detect traces of invisible blood but no matter what new technology traces of invisible blood but no matter what new technology”
- 🇺🇸 USMIT OpenCourseWareClip #4 · @2:53
“won't discuss in detail today, first of all chemiluminescence. This is a molecule known as luminol sitting in a little bile. sitting in a little bile.”
- 🇺🇸 US7 News SpotlightClip #5 · @27:46
“his phone to a charger. Also, when the the vehicle that Allison drove was examined and sprayed with luminol, which reacts with blood, it was obvious that examined and sprayed with luminol, which”
Định nghĩa & Ý nghĩa: “luminol”
- The compound 5-amino-2,3-dihydro-1,4-phthalazinedione, which exhibits blue chemiluminescence when mixed with an appropriate oxidizing agent.
- To test or subject a sample or an individual to a luminol agent in order to locate traces of blood.
Câu ví dụ trong ngữ cảnh (3)
- “The board was fully supportive, Mr. McDevitt said, even when Mr. Wheeler needed to buy a gallon of cow’s blood and a supply of luminol, a blood-detection chemical.”
- “Luminoling of material can establish unequivocally that no blood is present.”
- “Not only does luminol react to very old bloodstains, with some cases showing chemoluminescence on objects thousands of years old,”
Cụm từ và cấu trúc thông dụng
Phát âm: “luminol”
- Pronunciation:
- LOO-mih-nol
- Âm tiết:
- LOO · mih · nol
- Written Hyphenation:
- lu · mi · nol
- Trọng âm chính:
- LOO
- IPA:
- ˈluːmɪnɒl
- Nghe theo ngữ cảnh
- luminol
Các từ gieo vần với “luminol”
-umɪnɒlCác từ có phát âm giống nhau (Từ đồng âm)
Âm thanh đặc trưngKhông có từ đồng âm chuẩn nào được ghi nhận cho "luminol" (⁄ˈluːmɪnɒl⁄).
Các câu hỏi thường gặp về luminol
Từ "luminol" trong tiếng Anh phát âm như thế nào?
Từ "luminol" được phát âm là ⁄ˈluːmɪnɒl⁄ (LOO-mih-nol). Hãy xem các video thực tế từ người bản xứ ở trên để nghe từ này trong giao tiếp hàng ngày.
Từ "luminol" có bao nhiêu âm tiết?
Từ "luminol" có 3 âm tiết: LOO · mih · nol.
Trọng âm của từ "luminol" rơi vào đâu?
Trọng âm chính của từ "luminol" rơi vào âm tiết "LOO". Chú ý lắng nghe âm tiết được nhấn mạnh trong các video ở trên.
Từ "luminol" có nghĩa là gì?
The compound 5-amino-2,3-dihydro-1,4-phthalazinedione, which exhibits blue chemiluminescence when mixed with an appropriate oxidizing agent.
Làm thế nào để nghe từ "luminol" trong câu thực tế?
Trang này có 33 ví dụ video thực tế của từ "luminol" kèm phụ đề đồng bộ. Sử dụng nút Trước / Tiếp theo (hoặc phím mũi tên ← / →) để nghe chính xác thời điểm từ được phát âm.
What is the most common pronunciation mistake when saying “luminol”?
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⁄).