英语中“lactone”怎么发音
ˈlæk.toʊn
LAK·tohn
主重音： LAK
在真实视频片段中，结合具体语境收听母语者发音 lactone
Linguistic Pronunciation Masterclass: “lactone”
Phonetic mechanics, syllable architecture, and conversational cadence
Syllable Architecture & Stress Distribution
LAK
Gliding diphthong with sustained vocal resonance.
tohn
Reduced vowel sound, relaxed jaw, and minimal vocal effort.
Primary emphasis falls on the first syllable ("LAK"). 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 "lactone" unless it conveys the core contrast or focal point of your message.
Authentic Spoken Quotes from Native Video Context
“Back to the pathway-- so if we open up this lactone, what we have here is this molecule, 6-phosphor gluconate.”— MIT OpenCourseWareWatch clip
“a lactam, pardon me, a lactone is a cyclic ester, a lactam is a cyclic amine, or amide--”— YaleCoursesWatch clip
“Whereas synthetic chemists can whip up massoia lactone in the lab, no tree stripping necessary.”— SciShowWatch clip
“he was being converted into what six phospho glucan o lactone and if you can”— Ninja NerdWatch clip
“But that spells out to a certain amount of Kava lactone.”— Andrew HubermanWatch clip
“And that gives us this lactone-- very similar to what we saw as the first step in the epimerase reaction, when we described that,”— MIT OpenCourseWareWatch clip
练习朗读 “lactone”
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。
Back to the pathway-- so if we open up this lactone, what we have here is this molecule, 6-phosphor gluconate.
语境中聆听: “lactone”
32 个视频片段The 英语 word “lactone” is transcribed in the International Phonetic Alphabet (IPA) as ˈlæk.toʊn (phonetic respelling: LAK-tohn). Phonologically, it consists of 2 syllables (LAK · tohn), with primary lexical stress placed on the 1st (initial) syllable (LAK). Grammatically, “lactone” functions as a noun. SayItVid indexes 32 authentic 英语 video clips demonstrating how native speakers articulate “lactone” in natural connected speech across American (US: 8 sampled), British (UK), and Australian (AUS) accents, including verified broadcasts from MIT OpenCourseWare, YaleCourses, SciShow.
Spoken Video Transcripts & Contextual Quotes (5 Verified Clips)
- 🇺🇸 USMIT OpenCourseWareClip #1 · @69:10
“causes some oxidative stress. Back to the pathway-- so if we open up this lactone, what we have here is this molecule, 6-phosphor gluconate. so if we open up this lactone, what we have here”
- 🇺🇸 USYaleCoursesClip #2 · @15:43
“this particular lactone-- a lactam, pardon me, a lactone is a cyclic ester, a lactam is a cyclic amine, or amide-- a lactone is a cyclic ester,”
- 🇺🇸 USSciShowClip #3 · @4:05
“is really inefficient and unsustainable. Whereas synthetic chemists can whip up massoia lactone in the lab, no tree stripping necessary. Granted, artificial flavorings aren’t perfect for the planet either.”
- 🇺🇸 USNinja NerdClip #4 · @0:28
“that glucose 6-phosphate if you guys remember we had glucose 6-phosphate and he was being converted into what six phospho glucan o lactone and if you can remember the enzyme that was catalyzing this step was going to be glucose”
- 🇺🇸 USAndrew HubermanClip #5 · @128:53
“is a kind of a reasonable typical dose in these studies. But that spells out to a certain amount of Kava lactone. So you have to kind of boil down”
释义与含义: “lactone”
- A cyclic intramolecular ester derived from a hydroxy acid.
真实语境例句 (2)
- “Back to the pathway-- so if we open up this lactone, what we have here is this molecule, 6-phosphor gluconate.”
- “a lactam, pardon me, a lactone is a cyclic ester, a lactam is a cyclic amine, or amide--”
常用短语与词组搭配
发音: “lactone”
- Pronunciation:
- LAK-tohn
- 音节:
- LAK · tohn
- Written Hyphenation:
- lac · tone
- 主重音：
- LAK
- IPA:
- ˈlæk.toʊn
- 语境中聆听
- lactone
同韵押韵词： “lactone”
-æktoʊn发音完全相同（同音词）
独有发音在通用语料库中未收录与 "lactone" (⁄ˈlæk.toʊn⁄) 完全同音的其他词汇。
关于 lactone 的常见问题
“lactone”用英语怎么发音？
“lactone”的音标发音为 ⁄ˈlæk.toʊn⁄ (LAK-tohn)。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。
“lactone”有多少个音节？
“lactone”共有 2 个音节：LAK · tohn。
“lactone”的重音在哪里？
“lactone”的主重音落在“LAK”上。在上方视频片段中留心聆听该重读音节。
“lactone”是什么意思？
A cyclic intramolecular ester derived from a hydroxy acid.
如何收听“lactone”在真实英文句子中的用法？
本页面包含 32 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 “lactone”?
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⁄).