英语中“tetrahedra”怎么发音
ˌtɛ.trəˈhiː.drə
te·trə·HEE·drə
主重音： HEE
在真实视频片段中，结合具体语境收听母语者发音 tetrahedra
Linguistic Pronunciation Masterclass: “tetrahedra”
Phonetic mechanics, syllable architecture, and conversational cadence
Syllable Architecture & Stress Distribution
te
Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.
trə
Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.
HEE
Tense long vowel with sustained acoustic resonance.
drə
Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.
Primary emphasis falls on the third syllable ("HEE"). 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.
Maintain the stress-timed rhythm of English: compress unstressed syllables rapidly so the beat of "tetrahedra" aligns naturally with adjacent words.
Authentic Spoken Quotes from Native Video Context
“If these tetrahedra are going to fit together and make a solid thing-- and this we call the reality constraint.”— MIT OpenCourseWareWatch clip
“And this one is those carbon tetrahedra with the spiral on it that says which handedness it is.”— YaleCoursesWatch clip
“Stretching or heating the material makes the spaces between the tetrahedra expand offsetting the center of charge in the other direction, and creating positive and negative charges at opposite ends of the crystal.”— SciShowWatch clip
“So you can think of them as bricks or tetrahedra, triangles.”— StanfordWatch clip
“So you could throw a bunch of Reuleaux tetrahedra on the floor, and slide a board across them as smoothly as if they were marbles.”— TED-EdWatch clip
“Here, the tetrahedra have formed a sheet, and bonded to it there is actually a second sheet made of magnesium atoms and hydroxyl groups, which are just an oxygen”— Native SpeakerWatch clip
练习朗读 “tetrahedra”
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。
If these tetrahedra are going to fit together and make a solid thing-- and this we call the reality constraint.
语境中聆听: “tetrahedra”
66 个视频片段The 英语 word “tetrahedra” is transcribed in the International Phonetic Alphabet (IPA) as ˌtɛ.trəˈhiː.drə (phonetic respelling: te-trə-HEE-drə). Phonologically, it consists of 4 syllables (te · trə · HEE · drə), with primary lexical stress placed on the 3rd syllable (HEE). Grammatically, “tetrahedra” functions as a noun. SayItVid indexes 66 authentic 英语 video clips demonstrating how native speakers articulate “tetrahedra” 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 · @36:21
“ought to be exactly 360. If these tetrahedra are going to fit together and make a solid thing-- and this we call the reality constraint. a solid thing-- and this we call the reality constraint.”
- 🇺🇸 USYaleCoursesClip #2 · @34:01
“to the different branches of chemistry on it. And this one is those carbon tetrahedra with the spiral on it that says which handedness it is. that says which handedness it is.”
- 🇺🇸 USSciShowClip #3 · @4:51
“because heating something up makes it expand, and cooling it makes it contract. Stretching or heating the material makes the spaces between the tetrahedra expand offsetting the center of charge in the other direction, and creating positive and negative charges at opposite ends of the crystal. offsetting the center of charge in the other direction,”
- 🇺🇸 USStanfordClip #4 · @0:20
“simple structures. So you can think of them as bricks or tetrahedra, triangles. triangles.”
- 🇺🇸 USTED-EdClip #5 · @2:49
“maintain a constant distance between two parallel planes. So you could throw a bunch of Reuleaux tetrahedra on the floor, and slide a board across them as smoothly as if they were marbles. and slide a board across them as smoothly as if they were marbles.”
释义与含义: “tetrahedra”
- Plural form of tetrahedron, a geometric solid having four triangular faces.
真实语境例句 (3)
- “The crystal structure was composed of interconnected tetrahedra.”
- “If these tetrahedra are going to fit together and make a solid thing-- and this we call the reality constraint.”
- “And this one is those carbon tetrahedra with the spiral on it that says which handedness it is.”
常用短语与词组搭配
发音: “tetrahedra”
- Pronunciation:
- te-trə-HEE-drə
- 音节:
- te · trə · HEE · drə
- Written Hyphenation:
- tet · ra · he · dra
- 主重音：
- HEE
- IPA:
- ˌtɛ.trəˈhiː.drə
- 语境中聆听
- tetrahedra
同韵押韵词： “tetrahedra”
-idrə发音完全相同（同音词）
独有发音在通用语料库中未收录与 "tetrahedra" (⁄ˌtɛ.trəˈhiː.drə⁄) 完全同音的其他词汇。
关于 tetrahedra 的常见问题
“tetrahedra”用英语怎么发音？
“tetrahedra”的音标发音为 ⁄ˌtɛ.trəˈhiː.drə⁄ (te-trə-HEE-drə)。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。
“tetrahedra”有多少个音节？
“tetrahedra”共有 4 个音节：te · trə · HEE · drə。
“tetrahedra”的重音在哪里？
“tetrahedra”的主重音落在“HEE”上。在上方视频片段中留心聆听该重读音节。
“tetrahedra”是什么意思？
Plural form of tetrahedron, a geometric solid having four triangular faces.
如何收听“tetrahedra”在真实英文句子中的用法？
本页面包含 66 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 “tetrahedra”?
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⁄).