英语中“mainstem”怎么发音
main·stem
在真实视频片段中，结合具体语境收听母语者发音 mainstem
Linguistic Pronunciation Masterclass: “mainstem”
Phonetic mechanics, syllable architecture, and conversational cadence
Syllable Architecture & Stress Distribution
main
Reduced vowel sound, relaxed jaw, and minimal vocal effort.
stem
Reduced vowel sound, relaxed jaw, and minimal vocal effort.
Keep the vowel length balanced, placing subtle emphasis on the root morpheme according to standard conversational rhythm.
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 "mainstem" is followed by a word starting with a vowel, glide the final consonant into the opening vowel (e.g. "mainstem is" sounds like "mainstem-iz").
In natural sentences, avoid over-stressing "mainstem" unless it conveys the core contrast or focal point of your message.
Authentic Spoken Quotes from Native Video Context
“the left or right mainstem bronchus which and then into your lungs and an”— StanfordWatch clip
“other side this is the left mainstem working our way down there's the Airways”— StanfordWatch clip
“up our lungs so here's the trachea and the right mainstem bronchus left”— StanfordWatch clip
“Airways like your trachea and your left and right mainstem bronchus and the”— StanfordWatch clip
“as you move down so right there moving down the right mainstem looking”— StanfordWatch clip
“mainstem bronchus is hidden but you can see how many branches and how find those branches become and I'm going to give you more of a feeling with that with”— StanfordWatch clip
练习朗读 “mainstem”
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。
the left or right mainstem bronchus which and then into your lungs and an
语境中聆听: “mainstem”
7 个视频片段The 英语 word “mainstem”. Phonologically, it consists of 2 syllables (main · stem). Grammatically, “mainstem” functions as a noun. SayItVid indexes 7 authentic 英语 video clips demonstrating how native speakers articulate “mainstem” in natural connected speech across American (US: 7 sampled), British (UK), and Australian (AUS) accents, including verified broadcasts from Stanford.
Spoken Video Transcripts & Contextual Quotes (5 Verified Clips)
- 🇺🇸 USStanfordClip #1 · @8:39
“having shape and your ears shapely so air moves down the trachea and then into the left or right mainstem bronchus which and then into your lungs and an ever dividing bronchial tree see I might be want to use this if you look at the”
- 🇺🇸 USStanfordClip #2 · @72:02
“stranding being moved up by the mucociliary escalator look down the other side this is the left mainstem working our way down there's the Airways to the left upper lobe you can see vessels and the walls and again the”
- 🇺🇸 USStanfordClip #3 · @9:08
“been digested away and you're just left with the profusion of airways that make up our lungs so here's the trachea and the right mainstem bronchus left mainstem bronchus is hidden but you can see how many branches and how find those”
- 🇺🇸 USStanfordClip #4 · @14:50
“resistance to airflow not much flow in terms of velocity whereas in the upper Airways like your trachea and your left and right mainstem bronchus and the larger Airways more centrally in your lung”
- 🇺🇸 USStanfordClip #5 · @71:28
“this is the left mainstem and I'll give you a little feel for what it looks like as you move down so right there moving down the right mainstem looking up in the right upper lobe there's three divisions and then there's the middle”
释义与含义: “mainstem”
- The principal watercourse of a river that has multiple streams
真实语境例句 (3)
- “Piramutaba (Brachyplatystoma vaillantii) make up a second large export fishery and are found almost exclusively in the Amazon River mainstem, whitewater tributaries, and the estuary [30 –32 ].”
- “the left or right mainstem bronchus which and then into your lungs and an”
- “other side this is the left mainstem working our way down there's the Airways”
常用短语与词组搭配
发音完全相同（同音词）
独有发音在通用语料库中未收录与 "mainstem" 完全同音的其他词汇。
关于 mainstem 的常见问题
“mainstem”有多少个音节？
“mainstem”共有 2 个音节：main · stem。
“mainstem”是什么意思？
The principal watercourse of a river that has multiple streams
如何收听“mainstem”在真实英文句子中的用法？
本页面包含 7 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 “mainstem”?
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⁄).